Medical Dictionary

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eukaryotic (u′kar-e-ot′ik)
Pertaining to or characteristic of a eukaryote. SYN: eucaryotic.

eukeratin (u-kar′a-tin)
Hard keratin present in hair, wool, horn, nails, etc.

eukinesia (u-ki-ne′ze-a)
Normal movement. [eu- + G. kinesis, movement]

Eulenburg
Albert, German neurologist, 1840–1917. See E. disease.

eumelanin (u-mel′a-nin)
The most abundant type of human melanin, found in brown and black skin and hair; cross-linked polymers of 5,6-dihydroxyindoles, usually linked to proteins; levels are decreased in certain types of albinism. [eu- + G. melos (melan-), black]

eumelanosome (u-mel′a-no-som)
SYN: melanosome.

eumetria (u-me′tre-a)
Graduation of the strength of nerve impulses to match the need. [G. moderation, goodness of meter]

eumorphism (u-mor′fizm)
Preservation of the natural form of a cell. [eu- + G. morphe, shape]

eumycetes (u-mi-se′tez)
The true fungi. [eu- + G. mykes, fungus]

eumycetoma (oo-mi-set-o′ma)
Mycetoma caused by fungi. Cf.:actinomycetoma.

Eumycetozoea (u′mi-se-to-zo′e-a)
Microscopic animal forms, frequently known as slime animals, that consist of an irregular semifluid mass of multinucleated ameboid protoplasm; although grouped as a class of the superclass Rhizopoda (subphylum Sarcodina), some of the mycetozoan forms closely resemble certain species of pseudomycetes and are sometimes classified as members of the Myxomycetes, the slime molds. SEE ALSO: Proteomyxidia. [eu- + G. mykes (myket-), fungus, + zoon, animal]

eunuch (u′nuk)
A male individual whose testes have been removed or have never developed. [G. eunouchos, chamberlain, fr. eune, bed, + echmacr;o, to have]

eunuchism (u′nuk-izm)
1. The state of being a eunuch; absence of the testes or failure of the gonads to develop or function with consequent lack of reproductive and sexual function and of development of secondary sex characteristics. 2. SYN: eunuchoidism.

eunuchoid (u′nu-koyd)
Resembling, or having the general characteristics of, a eunuch; usually indicating the physical habitus of a male in whom hypogonadism occurred before puberty. [G. eunouchos, eunuch, + eidos, resembling]

eunuchoidism (u′nu-koyd-izm)
A state in which testes are present but fail to function normally; may be of gonadal or pituitary origin. SYN: eunuchism (2) , male hypogonadism. hypergonadotropic e. e. of gonadal origin, commonly accompanied by enhanced levels of pituitary gonadotropins in the blood and urine, as in Klinefelter syndrome. hypogonadotropic e. SYN: hypogonadotropic hypogonadism.

euosmia (u-oz′me-a)
1. A pleasant odor. 2. Normal olfaction. [eu- + G. osme, smell]

eupancreatism (u-pan′kre-a-tizm)
The state of normal pancreatic digestive function.

euparal (u′pa-ral)
A medium for mounting histologic specimens, composed of sandarac, eucalyptol, paraldehyde, camphor, and phenyl salicylate.

Euparyphium (u-pa-rif′e-um)
A genus of nonpathogenic flukes (family Echinostomatidae), several species of which have been reported from the intestines of humans. [eu- + G. paryphe, a border]

eupaverin (u-pav′e-rin)
A smooth muscle relaxant.

eupepsia (u-pep′se-a)
Good digestion. [G., fr. eu, well, + pepsis, digestion]

eupeptic (u-pep′tik)
Digesting well; having a good digestion.

eupeptide (u-pep′tid)
A peptide containing normal peptide bonds (between α-carboxyl groups and α-amino groups). Cf.:isopeptide, peptide. [G. eu-, normal, usual + peptide]

euphenics (u-fe′niks)
Modification of the internal or external environment of an individual so as to prevent or modify the phenotypic expression of a genetic defect, without changing the genotype or the inheritance. [eu- + G. phaino, to show forth]

Euphorbia pilulifera (u-for′be-a pil-u-lif′er-a)
A species of plant (family Euphorbiaceae); the dried herb used in asthma, coryza and other respiratory affections, in angina pectoris, and as an antispasmodic. SYN: asthma-weed (2) .

euphoretic (u-fo-ret′ik)
SYN: euphoriant.

euphoria (u-for′e-a)
A feeling of well-being, commonly exaggerated and not necessarily well founded. [eu- + G. phero, to bear]

euphoriant (u-for′e-ant)
1. Having the capability to produce a sense of well-being. 2. An agent with such a capability. SYN: euphoretic.

euplasia (u-pla′ze-a)
The state of cells or tissue that is normal or typical for that particular type. [eu- + G. plasso, form]

euplastic (u-plas′tik)
1. Relating to euplasia. 2. Healing readily and well. [G. euplastos, easily molded; eu, well, + plastos, formed]

euploid (u′ployd)
Relating to euploidy.

euploidy (u′ploy-de)
The state of a cell containing whole haploid sets. [eu- + G. -ploos, -fold]

eupnea (up-ne′a)
Easy, free respiration; the type observed in a normal individual under resting conditions. [G. eupnoia, fr. eu, well, + pnoia, breath]

eupraxia (u-prak′se-a)
Normal ability to perform coordinated movements. [eu- + G. praxis, a doing]

euprocin hydrochloride (u′pro-sin)
A derivative of quinine. SYN: eucupine.

Euproctis (u-prok′tis)
A genus of moths. The hairs of the cocoon and caterpillar of the species E. chrysorrhoea, the brown-tail moth, cause caterpillar dermatitis. [eu- + G. proktos, rump]

eurhythmia (u-rith′me-a)
Harmonious body relationships of the separate organs. [eu- + G. rhythmos, rhythm]

europium (Eu) (u-ro′pe-um)
An element of the rare earth (lanthanide) group, atomic no. 63, atomic wt. 151.965. [L. Europa, Europe]

eury-
Broad, wide; opposite of steno-. [G. eurys, wide]

euryblepharon (u-re-blef′a-ron)
A congenital anomaly characterized by sagging of the lateral aspect of the lower eyelid away from the eye. [eury- + G. blepharon, eyelid]

eurycephalic, eurycephalous (u′re-se-fal′ik, -sef′a-lus)
Having an abnormally broad head; sometimes used in reference to a brachycephalic head. [eury- + G. kephale, head]

eurygnathic (u-rig-nath′ik)
Having a wide jaw. SYN: eurygnathous.

eurygnathism (u-rig′na-thizm)
The condition of having a wide jaw. [eury- + G. gnathos, jaw]

eurygnathous (u-rig′na-thus)
SYN: eurygnathic.

euryon (u′re-on)
The extremity, on either side, of the greatest transverse diameter of the head; a point used in craniometry. [G. eurys, broad]

euryopic (u-re-op′ik)
Wide-eyed. See blepharodiastasis. [eury- + G. ops, eye]

eurysomatic (u′re-so-mat′ik)
Having a thick-set body. [eury- + G. soma, body]

euscope (u′skop)
An instrument for showing on a screen an enlarged image from a microscope. [eu- + G. skopeo, to view]

Eusimulium (u-si-mu′le-um)
SYN: Simulium. [eu- + L. simulo, to simulate]

eustachian (u-sta′shun, u-sta′ke-an)
Described by or attributed to Eustachio.

Eustachio
Bartolommeo E., Italian anatomist, 1524–1574. See eustachian catheter, eustachian cushion, eustachian tonsil, tuba eustachiana, eustachian tube, eustachian tuber, eustachian valve.

eustachitis (u-sta-ki′tis)
Inflammation of the mucous membrane of the eustachian tube.

eusthenia (u-sthe′ne-a)
Normal strength. [eu- + G. sthenos, strength]

eustrongyloides (u-stron-jil′oy-dez)
Nematode found in fish, amphibians, and reptiles; human infections, manifested by gastrointestinal symptoms, are rare and related to consumption of raw fish; larvae are pinkish red.

Eustrongylus (u-stron′ji-lus)
Former name for Dioctophyma. [eu- + G. strongylos, rounded]

eusystole (u-sis′to-le)
A condition in which the cardiac systole is normal in force and time. [eu- + systole]

eusystolic (u-sis-tol′ik)
Relating to eusystole.

eutectic (u-tek′tik)
1. Easily melted; denoting specifically mixtures of certain chemical compounds that have a lower melting point than any of their individual ingredients; e.g., a solid, such as menthol, that when triturated with another solid of the same class, such as camphor, unites with it to form a liquid, the mixture having a lower melting point than either of its components. 2. The alloy that freezes at a constant temperature; the lowest of the series. [eu- + G. texis, a melting away]

euthanasia (u-tha-na′ze-a)
1. A quiet, painless death. 2. The intentional putting to death of a person with an incurable or painful disease intended as an act of mercy. [eu- + G. thanatos, death]

euthenics (u-then′iks)
The science concerned with establishing optimum living conditions for plants, animals, or humans, especially through proper provisioning and environment. [G. eutheneo, to thrive]

eutherapeutic (u′thar-a-pu′tik)
Having excellent curative properties.

Eutheria (u-the′re-a)
A subclass of mammals, excluding monotremes and marsupials, having a placenta through which the young are nourished. [eu- + G. therion, animal]

euthermic (u-ther′mik)
At an optimal temperature. [eu- + G. thermos, warm]

euthymia (u-thi′me-a)
1. Joyfulness; mental peace and tranquility. 2. Moderation of mood, not manic or depressed. [eu- + G. thymos, mind]

euthymic (u-thi′mik)
Relating to, or characterized by, euthymia.

euthyroidism (u-thi′roy-dizm)
A condition in which the thyroid gland is functioning normally, its secretion being of proper amount and constitution.

euthyscope (u′thi-skop)
A modified ophthalmoscope, now seldom used, with which the site of excentric fixation may be dazzled by a bright light while the true fovea is simultaneously shielded by an opaque disk; used in pleoptics. [G. euthys, straight, + skopeo, to view]

euthyscopy (u-this′ko-pe)
Examination with the euthyscope.

eutonic (u-ton′ik)
SYN: normotonic (1) . [eu- + G. tonos, tone]

eutrichosis (u-tri-ko′sis)
A normal growth of healthy hair. [eu- + G. thrix, hair]

eutrophia (u-tro′fe-a)
A state of normal nourishment and growth. SYN: eutrophy. [G. fr. eu, well, + trophe, nourishment]

eutrophic (u-trof′ik)
Relating to, characterized by, or promoting eutrophia.

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