Y-axis
/ˈwaɪ ˌæksɪs/
In medical imaging and physiology graphs, the vertical axis typically representing the dependent variable.
Y-axis
/ˈwaɪ ˌæksɪs/
The vertical axis on clinical graphs or imaging coordinates.
Y-axis
/ˈwaɪ ˌæksɪs/
In physiological monitoring and graphing, the vertical axis typically representing the value being measured.
Y-chromosome
/ˈwaɪ ˈkroʊməˌsoʊm/
The sex chromosome found only in males.
Y-chromosome DNA testing
/ˈwaɪ ˈkroʊməˌsoʊm/
A genetic test used in forensics and genealogy to track paternal ancestry.
Y-chromosome haplogroup
/ˈwaɪ ˈkroʊməˌsoʊm ˈhæploʊˌɡruːp/
A group of individuals who share a common ancestor on the paternal line, used in genetic epidemiology.
Y-chromosome haplogroup
/ˈwaɪ ˈkroʊməˌsoʊm ˈhæploʊˌɡruːp/
A lineage of the Y-chromosome defined by specific genetic markers, used in population genetics.
Y-chromosome microdeletion
/ˈwaɪ ˌmaɪkroʊdɪˈliːʃən/
A genetic condition where small parts of the Y chromosome are missing, often causing male infertility.
Y-chromosome microdeletion
/ˈwaɪ ˌmaɪkroʊdɪˈliːʃən/
A genetic condition where small parts of the Y chromosome are missing, often causing male infertility (azoospermia).
Y-chromosome microdeletion
/ˈwaɪ ˌmaɪkroʊdɪˈliːʃən/
A genetic condition in which small parts of the Y chromosome are missing, which can cause male infertility.
Y-chromosome polymorphism
/ˌwaɪ ˈkroʊməˌsoʊm ˌpɒliˈmɔːrfɪzəm/
Natural variations in the DNA sequence of the Y chromosome used in forensic medicine and ancestry testing.
Y-connection
/ˈwaɪ kəˈnɛkʃən/
Any junction in medical tubing or wiring that branches into two paths.
Y-incision
/ˈwaɪ ɪnˈsɪʒən/
A common type of incision used during an autopsy to open the chest and abdominal cavities.
Y-incision
/ˈwaɪ ɪnˈsɪʒən/
A standard surgical incision used during autopsies to open the thoracic and abdominal cavities.
Y-junction
/ˈwaɪ ˈdʒʌŋkʃən/
A point where a single structure divides into two branches, such as at a blood vessel bifurcation.
Y-ligament
/ˈwaɪ ˈlɪɡəmənt/
The iliofemoral ligament of the hip, which is the strongest ligament in the body and resembles an inverted Y.
Y-limb
/ˈwaɪ lɪm/
One of the segments of a Roux-en-Y gastric bypass surgery.
Y-linkage
/ˈwaɪlɪŋkɪdʒ/
The inheritance of genes found on the Y chromosome, passed only from father to son.
Y-linkage
/ˈwaɪ ˈlɪŋkɪdʒ/
The pattern of inheritance for genes located on the Y chromosome; these traits are passed only from fathers to sons.
Y-linkage
/ˈwaɪ ˈlɪŋkɪdʒ/
Inheritance of genes found on the Y chromosome (holandric inheritance).
Y-linkage
/ˈwaɪ ˈlɪŋkɪdʒ/
The pattern of inheritance for genes located on the Y chromosome; these traits are passed only from fathers to sons.
Y-linkage
/ˈwaɪ ˈlɪŋkɪdʒ/
Holandric inheritance; the transmission of Y-linked genes from father to son.
Y-linkage
/ˈwaɪ ˈlɪŋkɪdʒ/
Inheritance of genes found on the Y chromosome; since only males have a Y chromosome, these traits are passed from father to son.
Y-linkage trait
/ˈwaɪ lɪŋkt treɪt/
A genetic trait controlled by a gene on the Y chromosome.
Y-linked gene
/ˈwaɪ lɪŋkt/
A gene located specifically on the Y chromosome.
Y-linked gene
/ˈwaɪ lɪŋkt/
A gene located specifically on the non-homologous portion of the Y chromosome.
Y-linked inheritance
/ˈwaɪlɪŋkt ɪnˈhɛrɪtəns/
Transmission of traits on the Y chromosome from father to son only.
Y-organ
/ˈwaɪ ˌɔːrɡən/
A gland in crustaceans that secretes molting hormones; used as a model in comparative endocrinology.
Y-organ
/ˈwaɪ ˌɔːrɡən/
A gland in crustaceans that regulates molting, often studied in endocrinology and comparative medicine.
Y-organ of crustacean
/ˈwaɪ ˌɔːrɡən/
An endocrine gland that secretes ecdysteroids; studied in comparative physiology for hormone regulation.
Y-piece
/ˈwaɪ piːs/
A connector used in anesthesia and respiratory circuits to split or combine airflow.
Y-plasty
/ˈwaɪ ˈplæsti/
A surgical plastic surgery technique used to lengthen or revise a scar, often combined with a V-shaped incision (V-Y plasty).
Y-plasty
/ˈwaɪ ˈplæsti/
A surgical technique used to revise scars or lengthen tissue, frequently used in the form of a V-Y plasty.
Y-plasty
/ˈwaɪ ˈplæsti/
A surgical plastic surgery technique used to move or lengthen tissue, often used for scar revision.
Y-shaped
/ˈwaɪˌʃeɪpt/
An anatomical description for structures like certain ligaments or bifurcating blood vessels.
Y-shaped incision
/ˈwaɪ ʃeɪpt ɪnˈsɪʒən/
A specific surgical or autopsy cut used to expose large internal areas.
Y-shaped incision
/ˈwaɪ ʃeɪpt ɪnˈsɪʒən/
A common incision used during a medical autopsy to examine the trunk of the body.
Y-stent
/ˈwaɪ stɛnt/
A specialized medical stent shaped like the letter Y, used to treat blockages at the bifurcation (splitting) of blood vessels or airways.
Y-stent
/ˈwaɪ stɛnt/
A Y-shaped stent used to treat lesions located at the bifurcation of blood vessels or the trachea.
Y-stent
/ˈwaɪ stɛnt/
A specialized Y-shaped stent used to treat blockages at the bifurcation of blood vessels or the tracheobronchial tree.
Y-STR
/ˈwaɪ ɛs tiː ɑːr/
Y-chromosome Short Tandem Repeat; a specific DNA marker used in paternity and forensic testing.
Y-suture
/ˈwaɪ ˈsuːtʃər/
The branching pattern of the fibers in the fetal nucleus of the crystalline lens of the eye.
Y-tetranucleotide
/ˈwaɪ ˌtɛtrəˈnjuːkliətaɪd/
A specific sequence of four DNA bases found on the Y chromosome used in genetic mapping.
Y-tube
/ˈwaɪ tjuːb/
A Y-shaped piece of glass or plastic tubing used to split or join fluid flows in a clinical lab.
Y-tube
/ˈwaɪ tjuːb/
A Y-shaped connecting tube used to branch fluid or gas lines in laboratory or clinical setups.
Y-vein
/ˈwaɪ veɪn/
A common descriptive term for a venous confluence where two vessels merge into one.
Y-yoke
/ˈwaɪ joʊk/
In respiratory therapy, a connector used to attach two breathing circuits to a single ventilator.
Ya-man-ouchi
/ˌjɑːməˈnuːtʃi/
Refers to a specific metabolic pathway variant first identified in Japanese clinical research.
Yamane technique
/jəˈmɑːneɪ/
A sutureless surgical method for fixing an intraocular lens (IOL) in the eye when natural support is missing.
Yamane technique
/jəˈmɑːneɪ/
A sutureless surgical method for transconjunctival intrascleral intraocular lens fixation.
Yamane technique
/jəˈmɑːneɪ/
A sutureless surgical method for fixing an intraocular lens in the eye when the natural support is damaged.
Yamanouchi syndrome
/ˌjɑːməˈnuːtʃi/
A rare congenital condition involving specific skeletal and growth abnormalities.
Yamanouchi syndrome
/ˌjɑːməˈnuːtʃi/
A rare congenital skeletal dysplasia characterized by specific limb and joint anomalies.
Yancopoulos factor
/jænˈkɒpələs/
A protein involved in vascular growth, specifically angiopoietin.
Yang
/jæŋ/
In traditional Chinese medicine (TCM), the active, warm, masculine principle, often used in holistic diagnosis.
Yankauer suction
/ˈjæŋkaʊər/
An oral suctioning tool used in medical procedures to clear secretions from the mouth and throat.
Yankauer suction
/ˈjæŋkaʊər/
A rigid, transparent suction tool used for clearing secretions from the oral cavity during medical procedures.
Yankauer suction
/ˈjæŋkaʊər/
A rigid oral suction tool used in medical procedures to clear secretions from the mouth.
Yarbus saccades
/ˈjɑːrbəs səˈkɑːdz/
Specific rapid eye movements studied to understand how the brain processes visual scanning.
Yarbus’s experiment
/ˈjɑːrbəsɪz/
A landmark study in ophthalmology regarding eye movements and how humans track visual information.
Yarbus’s experiment
/ˈjɑːrbəsɪz/
A seminal ophthalmology study analyzing how the eye tracks visual scenes through saccades and fixations.
Yarrow
/ˈjæroʊ/
Achillea millefolium; a plant used in herbal medicine for its supposed astringent and anti-inflammatory effects.
Yatoconin
/ˌjætəˈkoʊnɪn/
A chemical compound historically used as an antiseptic or disinfectant.
Yatren
/ˈjætrɛn/
An older trade name for chiniofon, a drug used historically to treat amoebic dysentery.
Yatren
/ˈjætrɛn/
An older trade name for chiniofon, used historically to treat amoebic dysentery.
Yatrophobia
/ˌjætrəˈfoʊbiə/
An irrational fear of doctors or going to the doctor.
Yawn
/jɔːn/
An involuntary opening of the mouth with deep inhalation, often due to tiredness or boredom.
Yawning, pathological
/ˈjɔːnɪŋ/
Excessive yawning associated with neurological disorders, such as multiple sclerosis or brain stem lesions.
Yawning, pathological
/ˈjɔːnɪŋ/
Excessive yawning associated with central nervous system disorders like multiple sclerosis or brain stem lesions.
Yawning, pathological
/ˈjɔːnɪŋ/
Excessive yawning that may be a symptom of an underlying neurological condition or drug reaction.
Yaws
/jɔːz/
A chronic tropical infection of the skin, bones, and joints, caused by the bacterium Treponema pallidum pertenue.
Yearly incidence
/ˈjɪərli ˈɪnsɪdəns/
The number of new cases of a disease that occur in a population over a 12-month period.
Yeast
/jiːst/
A microscopic fungus capable of causing infections, such as Candida albicans.
Yeast allergen
/jiːst ˈælərdʒən/
A substance within yeast that triggers an allergic reaction in sensitive individuals.
Yeast infection
/jiːst ɪnˈfɛkʃən/
Candidiasis; an overgrowth of yeast in the body, commonly in the vagina, mouth (thrush), or skin.
Yeast-free diet
/jiːst friː/
A diet that excludes foods containing yeast, sometimes used in alternative medicine for digestive health.
Yeast-free diet
/jiːst friː/
A restricted diet avoiding yeast-containing products, often prescribed in alternative medicine for candidiasis.
Yeast-like
/jiːst laɪk/
Describing microorganisms that resemble yeast in their growth patterns, such as Cryptococcus.
Yeast-like
/jiːst laɪk/
Describing fungal growth that resembles yeast, typically reproducing by budding.
Yeast-phobia
/jiːst ˈfoʊbiə/
An irrational fear of fungi or yeast-containing foods.
Yeast-phobia
/jiːst ˈfoʊbiə/
An irrational fear or extreme aversion to yeast or fermented products.
Yeasts
/jiːsts/
Unicellular fungi that can cause infections (candidiasis) in the skin, mouth, or vaginal tract.
Yeasts (culture)
/jiːsts/
Laboratory identification of fungal species through microscopic evaluation.
Yeasts, pathogenic
/jiːsts/
Fungi that can cause disease in humans, most notably various species of Candida.
Yeasts, pathogenic
/jiːsts/
Fungal organisms capable of causing infection in humans, such as Candida or Cryptococcus.
Yellow atrophy
/ˈjɛloʊ ˈætrəfi/
Massive hepatic necrosis; a severe and often fatal liver condition characterized by rapid shrinkage and yellowing of the organ.
Yellow atrophy
/ˈjɛloʊ ˈætrəfi/
Severe liver necrosis resulting in rapid shrinkage and yellowish discoloration of the organ.
Yellow cartilage
/ˈjɛloʊ ˈkɑːrtɪlɪdʒ/
Elastic cartilage; cartilage that contains elastic fibers, found in the ear and epiglottis.
Yellow cartilage
/ˈjɛloʊ ˈkɑːrtɪlɪdʒ/
Elastic cartilage; contains elastic fibers and is found in the auricle and epiglottis.
Yellow enzyme
/ˈjɛloʊ ˈɛnzaɪm/
Warburg's yellow enzyme; a flavoprotein involved in cellular oxidation-reduction reactions.
Yellow enzyme
/ˈjɛloʊ ˈɛnzaɪm/
Flavoprotein; an enzyme that contains a riboflavin derivative and appears yellow.
Yellow fever
/ˈjɛloʊ ˈfiːvər/
A viral infection spread by mosquitoes, causing high fever, jaundice, and potentially fatal liver damage.
Yellow fever belt
/ˈjɛloʊ ˈfiːvər bɛlt/
The geographic region in Africa and South America where yellow fever is endemic.
Yellow fever vaccine
/ˈjɛloʊ ˈfiːvər vækˈsiːn/
A live-attenuated vaccine (17D strain) used to provide long-term immunity against yellow fever.
Yellow fever vaccine
/ˈjɛloʊ ˈfiːvər vækˈsiːn/
A live-attenuated vaccine used to provide long-term immunity against the yellow fever virus.
Yellow hepatization
/ˌjɛloʊ ˌhɛpətaɪˈzeɪʃən/
A late stage of pneumonia where the lung tissue appears yellow due to fatty degeneration and pus.
Yellow ligaments
/ˈjɛloʊ ˈlɪɡəmənts/
Ligamenta flava; strong elastic ligaments that connect the laminae of adjacent vertebrae in the spine.
Yellow ligaments
/ˈjɛloʊ ˈlɪɡəmənts/
Ligamenta flava; elastic tissues connecting the laminae of adjacent vertebrae.
Yellow ligaments
/ˈjɛloʊ ˈlɪɡəmənts/
The ligamenta flava; elastic ligaments that connect the vertebrae of the spine.
Yellow marrow
/ˈjɛloʊ ˈmæroʊ/
Bone marrow that is high in fat and found in the central cavities of long bones.
Yellow mercuric oxide
/ˈjɛloʊ mərˈkjʊərɪk ˈɒksaɪd/
A chemical formerly used in ointments for eye infections.
Yellow mercuric oxide
/ˈjɛloʊ mərˈkjʊərɪk ˈɒksaɪd/
A compound historically used in ophthalmic ointments for various eye infections.
Yellow nail syndrome
/ˈjɛloʊ neɪl/
A rare medical condition characterized by yellow, thickened nails, lymphedema, and respiratory issues.
Yellow nail syndrome
/ˈjɛloʊ neɪl/
A rare triad of yellow thickened nails, lymphedema, and chronic respiratory disorders.
Yellow nail syndrome
/ˈjɛloʊ neɪl/
A rare condition characterized by yellow, thickened nails, lymphedema, and respiratory problems.
Yellow ointment
/ˈjɛloʊ ˈɔɪntmənt/
A simple medical ointment base made of yellow wax and petrolatum.
Yellow ointment
/ˈjɛloʊ ˈɔɪntmənt/
A pharmaceutical base made of yellow wax and petrolatum.
Yellow spot
/ˈjɛloʊ spɒt/
The macula lutea; a small yellowish area of the retina that provides the clearest central vision.
Yellow spot
/ˈjɛloʊ spɒt/
A common name for the macula lutea in the retina of the eye.
Yellow spot of Sömmering
/ˈzœmərɪŋ/
A historical eponym for the macula lutea in the eye.
Yellow vision
/ˈjɛloʊ ˈvɪʒən/
Xanthopsia; a visual distortion where objects appear to have a yellow tint, often caused by digitalis toxicity.
Yellow vision
/ˈjɛloʊ ˈvɪʒən/
Xanthopsia; a visual disturbance where objects appear yellow, often due to digitalis toxicity.
Yellow vision
/ˈjɛloʊ ˈvɪʒən/
Xanthopsia; a visual distortion where objects appear yellow, often a side effect of certain medications.
Yellow vision (pathological)
/ˈjɛloʊ ˈvɪʒən/
Another name for xanthopsia, often a clinical sign of drug toxicity.
Yellow-body
/ˈjɛloʊ ˈbɒdi/
A literal translation for the corpus luteum, the hormone-secreting structure in the ovary.
Yemenite-type deafness
/ˈjɛmənaɪt/
A specific genetic form of hereditary hearing loss prevalent in Middle Eastern populations.
Yeo's treatment
/joʊz/
A historical dietary treatment for obesity involving a high-protein, low-carbohydrate regimen.
Yeo's treatment
/joʊz/
A historical dietary approach for obesity emphasizing high protein and low carbohydrate intake.
Yergason's test
/ˈjɜːrɡəsənz tɛst/
A physical exam maneuver used to detect tendonitis in the long head of the biceps brachii muscle.
Yergason's test
/ˈjɜːrɡəsənz tɛst/
A physical exam maneuver used to evaluate the stability of the biceps tendon in the bicipital groove.
Yergason's test
/ˈjɜːrɡəsənz tɛst/
A physical exam maneuver used to check for biceps tendonitis or instability.
Yersin's serum
/jɛərˈsænz/
An antiserum historically used to treat the bubonic plague.
Yersinia
/jərˈsɪniə/
A genus of bacteria that includes the species responsible for the plague and intestinal infections.
Yersinia enterocolitica
/jərˈsɪniə ˌɛntəroʊkəˈlɪtɪkə/
A bacterium that causes an infection (yersiniosis) characterized by diarrhea, abdominal pain, and fever.
Yersinia enterocolitica
/jərˈsɪniə ˌɛntəroʊkəˈlɪtɪkə/
A gram-negative bacterium that causes yersiniosis, often manifesting as severe abdominal pain mimicking appendicitis.
Yersinia infections
/jərˈsɪniə/
A group of zoonotic diseases transmitted from animals to humans.
Yersinia pestis
/jərˈsɪniə ˈpɛstɪs/
The bacterium responsible for the bubonic plague.
Yersinia pseudotuberculosis
/jərˈsɪniə ˌsuːdoʊˌtjuːbərkjʊˈloʊsɪs/
A bacterium that causes a disease similar to appendicitis or mesenteric lymphadenitis.
Yersinia pseudotuberculosis
/jərˈsɪniə ˌsuːdoʊˌtjuːbərkjʊˈloʊsɪs/
A bacterium causing mesenteric lymphadenitis, which can mimic appendicitis symptoms.
Yersiniosis
/jərˌsɪniˈoʊsɪs/
An infection caused by Yersinia bacteria, usually resulting in diarrhea and abdominal pain.
Yersiniosis
/jərˌsɪniˈoʊsɪs/
/jərˌsɪniˈoʊsɪs/ An infection caused by the Yersinia bacterium, typically presenting with diarrhea and abdominal pain.
Yield point
/jiːld pɔɪnt/
In biomechanics, the point at which a tissue (like bone or ligament) is permanently deformed and can no longer return to its original shape.
Yield point
/jiːld pɔɪnt/
In biomechanics, the stress level at which a biological tissue undergoes permanent deformation.
Yield point
/jiːld pɔɪnt/
In biomechanics, the point at which a tissue or material begins to undergo permanent deformation.
Yield strength
/jiːld strɛŋkθ/
In biomaterials, the stress level at which a material begins to deform plastically.
Yin
/jɪn/
In TCM, the passive, cool, feminine principle representing rest and internal energy.
Yocon
/ˈjoʊkɒn/
A brand name for yohimbine, a medication formerly used to treat erectile dysfunction.
Yocon
/ˈjoʊkɒn/
A brand name for yohimbine, historically used in the treatment of erectile dysfunction.
Yodoxin
/joʊˈdɒksɪn/
A brand name for iodoquinol, an amoebicide used to treat intestinal infections.
Yoga
/ˈjoʊɡə/
A physical, mental, and spiritual practice used in rehabilitative and preventative medicine to improve flexibility and reduce stress.
Yoga therapy
/ˈjoʊɡə ˈθɛrəpi/
The use of yoga postures and breathing exercises for therapeutic rehabilitation.
Yohimbe
/joʊˈhɪmbi/
The evergreen tree from which the drug yohimbine is extracted.
Yohimbe
/joʊˈhɪmbi/
The tree species (Pausinystalia johimbe) whose bark is the source of yohimbine.
Yohimbic acid
/joʊˈhɪmbɪk ˈæsɪd/
A chemical derivative of yohimbine.
Yohimbine
/joʊˈhɪmbiːn/
An alpha-2 adrenergic antagonist derived from the bark of a tree; used in research and occasionally as a dietary supplement.
Yohimbine
/joʊˈhɪmbiːn/
An alpha-2 adrenergic blocker derived from Pausinystalia johimbe bark.
Yohimbine
/joʊˈhɪmbiːn/
A chemical compound used historically to treat erectile dysfunction and in specific research settings.
Yoke muscles
/joʊk ˈmʌsəlz/
Pairs of extraocular muscles (one in each eye) that work together to move both eyes in the same direction.
Yoke muscles
/joʊk ˈmʌsəlz/
Pairs of extraocular muscles (one in each eye) that work together to move both eyes in the same direction.
Yoke muscles
/joʊk ˈmʌsəlz/
Pairs of extraocular muscles (one in each eye) that work together to move the eyes in the same direction.
Yoke muscles of eye
/joʊk/
Muscles in each eye that move the eyes together in a specific direction (e.g., right lateral rectus and left medial rectus).
Yoke muscles of eye
/joʊk/
Contralateral extraocular muscles that work together to produce conjugate eye movements.
Yoke muscular system
/joʊk/
The neurological coordination of extraocular muscles that allow binocular vision.
Yolk
/joʊk/
The nutrient-rich portion of an egg; in humans, the yolk sac provides early metabolic support to the embryo.
Yolk
/joʊk/
Nutritive material in an egg; in mammals, the primary source of nutrition for the early embryo.
Yolk sac
/joʊk sæk/
A membranous sac attached to an embryo, providing early nourishment and the first blood cells.
Yolk sac
/joʊk sæk/
A membranous sac attached to an embryo that provides early nourishment and blood cell production.
Yolk stalk
/joʊk stɔːk/
The vitelline duct; the narrow passage connecting the yolk sac to the midgut of the developing embryo.
Yolk stalk
/joʊk stɔːk/
The vitelline duct; the narrow passage connecting the yolk sac to the midgut of the developing embryo.
Yolk stalk
/joʊk stɔːk/
The vitelline duct; the connection between the yolk sac and the midgut of a developing embryo.
Yolk-sac tumor
/joʊk sæk ˈtuːmər/
Endodermal sinus tumor; a rare, aggressive type of germ cell tumor.
Yonder's syndrome
/ˈjɒndərz/
A rare descriptive term for specific visual field disturbances.
Yoshida sarcoma
/joʊˈʃiːdə sɑːrˈkoʊmə/
A type of transplantable rat tumor used extensively in cancer research.
Young's modulus
/jʌŋz ˈmɒdjʊləs/
A measure of the elasticity of a material, used in orthopedics to describe the stiffness of bone or implants.
Young's modulus
/jʌŋz ˈmɒdjʊləs/
A measure of the elasticity or stiffness of a material, important in orthopedic implant design.
Young's modulus
/jʌŋz ˈmɒdjʊləs/
A measure of the elasticity or stiffness of a material, often applied to bone or dental implants.
Young's procedure
/jʌŋz/
A surgical operation to close the nostrils in patients with atrophic rhinitis.
Young's procedure
/jʌŋz/
A surgical operation involving the closure of nostrils to treat atrophic rhinitis.
Young's rule
/jʌŋz ruːl/
A formula used to calculate pediatric drug dosages based on the child's age.
Young's rule
/jʌŋz ruːl/
An older mathematical formula used to calculate a pediatric drug dose based on the child's age.
Young-age mortality
/jʌŋ eɪdʒ mɔːrˈtæləti/
Statistical data regarding the death rate of children and young adults.
Young-age onset
/jʌŋ eɪdʒ/
A clinical term used to describe diseases that appear earlier than expected, such as young-onset Parkinson's.
Young-age onset
/jʌŋ eɪdʒ/
A clinical classification for diseases that manifest in younger populations (e.g., Young-onset Parkinson’s).
Young-Helmholtz theory
/jʌŋ ˈhɛlmhoʊlts/
The trichromatic theory of color vision, which states that the retina has three types of color receptors (red, green, blue).
Young-Helmholtz theory
/jʌŋ ˈhɛlmhoʊlts/
The trichromatic theory of color vision, proposing three types of retinal cones for red, green, and blue.
Young-Helmholtz trichromatic theory
/jʌŋ ˈhɛlmhoʊlts/
The theory that the eye contains three distinct color receptors for red, green, and blue.
Young-onset Parkinson's
/jʌŋ ˈɒnsɛt ˈpɑːrkɪnsənz/
Parkinson's disease diagnosed in individuals younger than age 50.
Youthfulness
/ˈjuːθfəlnəs/
In gerontology, a measure of physiological vitality relative to chronological age.
Ypsiliform
/ɪpˈsɪlɪfɔːrm/
U-shaped or Y-shaped; relating to certain anatomical curvatures.
Yttria
/ˈɪtriə/
Yttrium oxide, sometimes used in the fabrication of dental ceramics and prosthetics.
Yttrium
/ˈɪtriəm/
A rare-earth metal; isotopes like Yttrium-90 are used in radiation therapy for cancer.
Yttrium aluminum garnet laser
/ˈɪtriəm əˈluːmɪnəm ˈɡɑːrnɪt ˈleɪzər/
YAG laser; a type of solid-state laser used in ophthalmology and dentistry.
Yttrium aluminum garnet laser
/ˈɪtriəm əˈluːmɪnəm ˈɡɑːrnɪt ˈleɪzər/
YAG laser; a solid-state laser used for capsulotomy and other ophthalmic procedures.
Yttrium-90
/ˈɪtriəm ˈnaɪnti/
A radioactive isotope used in microsphere therapy to treat certain types of liver cancer.
Yttrium-90
/ˈɪtriəm ˈnaɪnti/
A radioactive isotope used in radioembolization (SIRT) for treating liver malignancies.
Yttrium-90
/ˈɪtriəm ˈnaɪnti/
A radioactive isotope used in specialized cancer treatments, such as radioembolization for liver tumors.
Yttrium-90 microspheres
/ˈɪtriəm ˈnaɪnti ˌmaɪkroʊˈsfɪərz/
Radioactive beads used in radioembolization to treat liver tumors.
Yttrium-90 silicate
/ˈɪtriəm ˈnaɪnti ˈsɪlɪkeɪt/
A chemical form of radioactive yttrium used for joint radiation (synovectomy).
Yucatan miniature pig
/ˌjuːkəˈtæn/
A breed of pig frequently used in cardiovascular and surgical medical research due to physiological similarities to humans.
Yucatan miniature pig
/ˌjuːkəˈtæn/
A small breed of swine frequently used in cardiovascular and skin-related medical research.
Yucatan miniature pig
/ˌjuːkəˈtæn/
A breed of pig often used in cardiovascular and surgical research due to its anatomical similarities to humans.
Yucca
/ˈjʌkə/
A genus of plants whose extracts are sometimes used in alternative medicine for anti-inflammatory properties.
Yucca extract
/ˈjʌkə ˈɛkstrækt/
A natural extract containing saponins, used in some supplements for joint health.
Yugoslavian nephritis
/ˌjuːɡoʊˈslɑːviən/
Another name for Balkan endemic nephropathy, a chronic kidney disease found in specific geographic regions.
Yugoslavian nephritis
/ˌjuːɡoʊˈslɑːviən/
Balkan endemic nephropathy; a chronic interstitial kidney disease found in the Danube river basin.
Yumura kidney
/juːˈmʊərə/
A specific pathological model used in nephrology studies.
Yuppie flu
/ˈjʌpi fluː/
A dated, informal term for Chronic Fatigue Syndrome (CFS).
Yuvia
/ˈjuːviə/
A rare variant spelling of uvea, the pigmented layer of the eye.
Yuvia
/ˈjuːviə/
A rare alternative spelling of uvea, the pigmented layer of the eye.
Yuvia membrane
/ˈjuːviə/
A variation of the uveal membrane of the eye.