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mondofacto - Online Medical Dictionary Category: Health and Medicine > Medical Dictionary Date & country: 26/01/2008, UK Words: 116197

eurygnathic
Having a wide jaw. ... Synonym: eurygnathous. ... (05 Mar 2000) ...

eurygnathism
The condition of having a wide jaw. ... Origin: eury-+ G. Gnathos, jaw ... (05 Mar 2000) ...

eurygnathous
Synonym for eurygnathic ... Having a wide jaw. ... Synonym: eurygnathous. ... (05 Mar 2000) ...

euryon
The extremity, on either side, of the greatest transverse diameter of the head; a point used in craniometry. ... Origin: G. Eurys, broad ... (05 Mar 2000) ...

euryopic
Wide-eyed. ... See: blepharodiastasis. ... Origin: eury-+ G. Ops, eye ... (05 Mar 2000) ...

eurysomatic
Having a thick-set body. ... Origin: eury-+ G. Soma, body ... (05 Mar 2000) ...

euscope
<instrument> An instrument for showing on a screen an enlarged image from a microscope. ... Origin: eu-+ G. Skopeo, to view ... (05 Mar 2000) ...

Eusimulium
Synonym: Simulium. ... Origin: eu-+ L. Simulo, to simulate ... (05 Mar 2000) ...

eusporangiate
<plant biology> Of ferns, having sporangia with walls more than one cell thick. ... Compare: leptosporangiate. ... (09 Oct 1997) ...

eustachian
<anatomy> Discovered by Eustachius. ... Pertaining to the Eustachian tube; as, Eustachian catheter. Eustachian catheter, a tubular instrument to be introduced into the Eustachian tube so as to allow of inflation of the middle ear through the nose or mouth. ... <anatomy> Eustrachian tube, a crescent-shaped fold of the lining membrane of th …

eustachian catheter
A catheter used for catheterization of the middle ear through the eustachian tube. ... (05 Mar 2000) ...

eustachian cushion
Synonym for torus tubarius ... A ridge in the naso-pharyngeal wall posterior to the opening of the auditory (eustachian) tube, caused by the projection of the cartilaginous portion of this tube. ... Synonym: eustachian cushion, tubal prominence. ... (05 Mar 2000) ...

eustachian tonsil
Synonym for tubal tonsil ... A collection of lymphoid nodules near the pharyngeal opening of the auditory tube. ... Synonym: tonsilla tubaria, eustachian tonsil, Gerlach's tonsil. ... (05 Mar 2000) ...

eustachian tube
<anatomy> A tube that connects the pharynx to the middle ear space allowing for equalisation of pressure across the eardrum. ... (27 Sep 1997) ...

eustachian tuber
A slight projection from the labyrinthine wall of the middle ear below the fenestra vestibuli (ovalis). ... (05 Mar 2000) ...

eustachian valve
Synonym for valve of inferior vena cava ... An endocardial fold extending from the anterior inferior margin of the inferior vena cava to the anterior part of the limbus fossa ovalis. ... Synonym: valvula venae cavae inferioris, caval valve, eustachian valve, sylvian valve. ... (05 Mar 2000) ...

Eustachio
Bartolommeo E., Italian anatomist, 1524-1574. ... See: eustachian catheter, eustachian cushion, eustachian tonsil, tuba eustachiana, eustachian tube, eustachian tuber, eustachian valve. ... (05 Mar 2000) ...

Eustachio, Bartolomeo
<person> B. San Severino (Marche) da Mariano, Italy. Date of birth uncertain. The most probable date seems to be 1513, but Capparoni gives 1500 or 1510 and Coel 1524. Was of noble birth and in 1539 became a practising Physician and made his original researches in Anatomy. In 1547 was appointed Physician to the Pope and in 1549 Professor of An …

eustachitis
Inflammation of the mucous membrane of the eustachian tube. ... (05 Mar 2000) ...

eusthenia
Normal strength. ... Origin: eu-+ G. Sthenos, strength ... (05 Mar 2000) ...

Eustrongylus
Former name for Dioctophyma. ... Origin: eu-+ G. Strongylos, rounded ... (05 Mar 2000) ...

eusystole
A condition in which the cardiac systole is normal in force and time. ... Origin: eu-+ systole ... (05 Mar 2000) ...

eusystolic
Relating to eusystole. ... (05 Mar 2000) ...

eutectic
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 …

eutectic alloy
An alloy, generally brittle and subject to tarnish and corrosion, with a fusion temperature lower than that of any of its components; used in dentistry mainly in solders. ... (05 Mar 2000) ...

eutectic temperature
The temperature at which a eutectic mixture becomes fluid (melts). ... (05 Mar 2000) ...

euthanasia
The act or practice of putting to death people or animals suffering from incurable conditions or diseases. ... (12 Dec 1998) ...

euthanasia, passive
The withdrawing or withholding of extraordinary means used to prolong life. ... (12 Dec 1998) ...

euthenics
The science concerned with establishing optimum living conditions for plants, animals, or humans, especially through proper provisioning and environment. ... Origin: G. Eutheneo, to thrive ... (05 Mar 2000) ...

eutherapeutic
Having excellent curative properties. ... (05 Mar 2000) ...

Eutheria
A subclass of mammals, excluding monotremes and marsupials, having a placenta through which the young are nourished. ... Origin: eu-+ G. Therion, animal ... (05 Mar 2000) ...

euthermic
at an optimal temperature. ... Origin: eu-+ G. Thermos, warm ... (05 Mar 2000) ...

euthymia
1. Joyfulness; mental peace and tranquility. ... 2. Moderation of mood, not manic or depressed. ... Origin: eu-+ G. Thymos, mind ... (05 Mar 2000) ...

euthymic
Relating to, or characterised by, euthymia. ... (05 Mar 2000) ...

euthyneura
<marine biology> A large division of gastropod mollusk, including the Pulmonifera and Opisthobranchiata. ... Origin: NL, fr. Gr. Straight + a nerve. ... (19 Mar 1998) ...

euthyroid sick syndrome
<syndrome> Abnormalities in levels of hormones and function tests related to the thyroid gland occurring in patients with severe systemic disease. Thyroid function is actually normal in these patients, and it is uncertain whether treatment of these abnormalities would be beneficial. ... Synonym: sick euthyroid syndrome. ... (05 Mar 2000) ...

euthyroid sick syndromes
Abnormalities in thyroid hormone and thyroid-stimulating hormone levels, often simulating hypothyroidism, in euthyroid patients suffering some other illness, such as diabetes mellitus or liver cirrhosis. ... (12 Dec 1998) ...

euthyroidism
A condition in which the thyroid gland is functioning normally, its secretion being of proper amount and constitution. ... (05 Mar 2000) ...

euthyscope
<instrument> 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. ... Origin: G. Euthys, straight, + skopeo, to view ... (05 Mar 2000) ...

euthyscopy
Examination with the euthyscope. ... (05 Mar 2000) ...

eutonic
Synonym: normotonic. ... Origin: eu-+ G. Tonus, tone ... (05 Mar 2000) ...

eutrichosis
A normal growth of healthy hair. ... Origin: eu-+ G. Thrix, hair ... (05 Mar 2000) ...

eutrophia
A state of normal nourishment and growth. ... Synonym: eutrophy. ... Origin: G. Fr. Eu, well, + trophe, nourishment ... (05 Mar 2000) ...

eutrophic
<plant biology> Rich in dissolved nutrients, photosynthetically productive and often deficient in oxygen during warm weather. (Compare oligotrophic.) ... (09 Oct 1997) ...

eutrophication
<botany> The gradual increase in nutrients in a body of water. Natural eutrophication is a gradual process, but human activities may greatly accelerate the process. ... (09 Oct 1997) ...

euvolia
Normal water content or volume of a given compartment; e.g., extracellular euvolia. ... (05 Mar 2000) ...

eV
Synonym for electron-volt ... <unit> A general unit of energy of moving particles, equal to the kinetic energy acquired by an electron losing one volt of potential, equal to 1.602 x 10-19 J. ... This is the energy an electron (or other particle of charge=1 such as a proton), gains as it is accelerated through a potential difference of 1 volt. I …

evacuation
An emptying, as of the bowels. ... Origin: L. Evacuatio = to empty ... (11 Nov 1997) ...

evacuator
A mechanical evacuant; an instrument for the removal of fluid or small particles from a body cavity, or of impacted faeces from the rectum. ... Ellik evacuator, a special instrument with glass receptacle, latex or plastic bulb, and flexible tubing, used to evacuate tissue fragments, blood clots, or calculi from the urinary bladder. ... (05 Mar 2000)< …

evade
1. To escape; to slip away; sometimes with from. 'Evading from perils.' 'Unarmed they might Have easily, as spirits evaded swift By quick contraction or remove.' (Milton) ... 2. To attempt to escape; to practice artifice or sophistry, for the purpose of eluding. 'The ministers of God are not to evade and take refuge any of these . . . Ways.' (South) …

evagination
Protrusion of some part or organ from its normal position. ... Origin: L. E, out, + vagina, sheath ... (05 Mar 2000) ...

evaluation
The act or result of evaluating. ... (18 Nov 1997) ...

evaluation studies
Studies determining the effectiveness or value of processes, personnel, and equipment, or the material on conducting such studies. For drugs and devices, clinical trials, drug evaluation, and drug screening are available. ... (12 Dec 1998) ...

evanescent
Of short duration. ... Origin: L. E, out, + vanesco, to vanish ... (05 Mar 2000) ...

evans blue
<chemical> 6,6'-((3,3'-dimethyl(1,1'-biphenyl)-4,4'-diyl)bis(azo))bis (4-amino-5-hydroxy-1,3-naphthalenedisulfonic acid) tetrasodium salt. An azo dye used in blood volume and cardiac output measurement by the dye dilution method. It is very soluble, strongly bound to plasma albumin, and disappears very slowly. ... Pharmacological action: dyes. …

Evans forceps
A thumb forceps with points designed to resemble a needle holder, used to grasp curved needles during various suture procedures. ... (05 Mar 2000) ...

Evans, H
<person> U.S. Anatomist and physiologist, 1882-1971. ... See: Evans blue. ... (05 Mar 2000) ...

Evans, Robert
<person> U.S. Physician, *1912. ... See: Evans' syndrome. ... (05 Mar 2000) ...

Evans' syndrome
<syndrome> Acquired haemolytic anaemia and thrombocytopenia. ... (05 Mar 2000) ...

evaporate
To cause or undergo evaporation. ... Synonym: volatilise. ... (05 Mar 2000) ...

evaporation
1. A change from liquid to vapor form. ... 2. Loss of volume of a liquid by conversion into vapor. ... Synonym: volatilization. ... Origin: L. E, out, + vaporare, to emit vapor ... (05 Mar 2000) ...

evapotranspiration
<botany> Loss of water by evaporation from the soil and transpiration from plants. ... (11 Nov 1997) ...

evapotranspiratlon
The water released from plants as they grow. The evapouration of water from plant surfaces and adjacent soil. ... (05 Dec 1998) ...

eve
1. Evening. 'Winter oft, at eve resumes the breeze.' (Thomson) ... 2. The evening before a holiday, from the Jewish mode of reckoning the day as beginning at sunset. Not at midnight; as, Christians eve is the evening before Christmas; also, the period immediately preceding some important event. 'On the eve of death. ... <zoology>' Eve churr, th …

evection
1. The act of carrying up or away; exaltation. ... 2. <astronomy> An inequality of the moon's motion is its orbit to the attraction of the sun, by which the equation of the center is diminished at the syzygies, and increased at the quadratures by about 1 deg 20'. The libration of the moon. ... Origin: L. Evectio a going up, fr. Evehere to carry …

even
1. Level, smooth, or equal in surface; not rough; free from irregularities; hence uniform in rate of motion of action; as, even ground; an even speed; an even course of conduct. ... 2. Equable; not easily ruffed or disturbed; calm; uniformly self-possessed; as, an even temper. ... 3. Parallel; on a level; reaching the same limit. 'And shall lay thee …

even skipped
<genetics> A pair rule gene of Drosophila. ... (18 Nov 1997) ...

even-pinnate
<botany> Said of compound leaves having an even number of leaflets, this is usually easily determined because there is a terminal pair. ... (09 Oct 1997) ...

even-year runs
<zoology> Populations of fish returning to spawning grounds in even-numbered years. ... (09 Oct 1997) ...

evening
1. The latter part and close of the day, and the beginning of darkness or night; properly, the decline of the day, or of the sum. 'In the ascending scale Of heaven, the stars that usher evening rose.' (Milton) ... Sometimes, especially in the Southern parts of the United States, the afternoon is called evening. ... 2. The latter portion, as of life; …

event-related potentials, p300
A late-appearing component of the event-related potential. P stands for positive voltage potential and 300 represents 300 millisecond poststimulus. Its amplitude increases with unpredictable, unlikely, or highly significant stimuli and thereby constitutes an index of mental activity. ... (12 Dec 1998) ...

event, adverse
In pharmacology, an adverse event is any unexpected or dangerous reaction to a drug. ... (12 Dec 1998) ...

eventration of the diaphragm
Extreme elevation of a half or part of the diaphragm, which is usually atrophic and abnormally thin. ... (05 Mar 2000) ...

evergreen
<botany> Bearing green leaves throughout the year. ... (09 Oct 1997) ...

everlasting
1. Lasting or enduring forever; exsisting or continuing without end; immoral; eternal. 'The Everlasting God.' ... 2. Continuing indefinitely, or during a long period; perpetual; sometimes used, colloquially, as a strong intensive; as, this everlasting nonsence. 'I will give to thee, and to thy seed after thee . . . The land of Canaan, for an everlas …

eversion
A turning outward, as of the eyelid or foot. ... Origin: L. E-everto, pp. -versus, to overturn ... (05 Mar 2000) ...

evert
To turn outward. ... Origin: L. E-verto, to overturn ... (05 Mar 2000) ...

every
1. All the parts which compose a whole collection or aggregate number, considered in their individuality, all taken separately one by one, out of an indefinite bumber. 'Every man at his best state is altogether vanity.' (Ps. Xxxix. 5) 'Every door and window was adorned with wreaths of flowers.' (Macaulay) ... 2. Every one. Cf. Each. 'Every of your w …

evi 1
<oncogene> Putative oncogene from mouse myeloid leukaemias. ... (18 Nov 1997) ...

evidement
An obsolete term for the scraping out of morbid tissue from a natural or pathologic cavity. ... Origin: Fr. Evider, to scoop out ... (05 Mar 2000) ...

evidence-based medicine
The process of systematically finding, appraising, and using contemporaneous research findings as the basis for clinical decisions. Evidence-based medicine asks questions, finds and appraises the relevant data, and harnesses that information for everyday clinical practice. Evidence-based medicine follows four steps: formulate a clear clinical quest …

evident
Clear to the vision; especially, clear to the understanding, and satisfactory to the judgment; as, the figure or colour of a body is evident to the senses; the guilt of an offender can not always be made evident. 'Your honor and your goodness is so evident.' (Shak) 'And in our faces evident the sings Of foul concupiscence.' (Milton) ... Synonym: Man …

evil
1. Having qualities tending to injury and mischief; having a nature or properties which tend to badness; mischievous; not good; worthless or deleterious; poor; as, an evil beast; and evil plant; an evil crop. 'A good tree can not bring forth evil fruit.' (Matt. Vii. 18) ... 2. Having or exhibiting bad moral qualities; morally corrupt; wicked; wrong; …

eviration
Synonym: emasculation. ... 2. Loss or absence of the masculine, with acquisition of feminine characteristics; a type of effemination. ... 3. Delusional belief of a man that he has become a woman. ... Origin: L. E, out, + vir, man ... (05 Mar 2000) ...

evisceration
Synonym: exenteration. ... 2. Removal of the contents of the eyeball, leaving the sclera and sometimes the cornea. ... Synonym: eventration. ... Origin: L. Eviscero, to disembowel ... (05 Mar 2000) ...

evisceroneurotomy
<procedure> Evisceration of the eye with division of the optic nerve. ... Origin: L. Eviscero, to disembowel, + G. Neuron, nerve, + tome, a cutting ... (05 Mar 2000) ...

evocation
Induction of a particular tissue produced by the action of an evocator during embryogenesis. ... Origin: L. Evoco, pp. Evocatus, to call forth, evoke ... (05 Mar 2000) ...

evocator
A factor in the control of morphogenesis in the early embryo. ... (05 Mar 2000) ...

evoked potential
An event-related potential, elicited by, and time-lockied to a stimulus. ... See: evoked response. ... (05 Mar 2000) ...

evoked potentials
<physiology> The use of electrodes to measure the electrical activity of nerves. May be used as a guide during surgical removal of tumours growing around important nerves. ... (16 Dec 1997) ...

evoked potentials, auditory
The electric response evoked in the cerebral cortex by acoustic stimulation or stimulation of the auditory pathways. ... (12 Dec 1998) ...

evoked potentials, motor
The electrical response evoked in a muscle or motor nerve by electrical or magnetic stimulation. Common methods of stimulation are by transcranial electrical and transcranial magnetic stimulation. It is often used for monitoring during neurosurgery. ... (12 Dec 1998) ...

evoked potentials, somatosensory
The electric response evoked in the cerebral cortex by stimulation of afferent pathways from peripheral nerves to cerebrum. ... (12 Dec 1998) ...

evoked potentials, visual
The electric response evoked in the cerebral cortex by visual stimulation or stimulation of the visual pathways. ... (12 Dec 1998) ...

evoked response
An alteration in the electrical activity of a region of the nervous system through which an incoming sensory stimulus is passing; may be somatosensory (SER), auditory (BAER), or visual (VER). ... See: evoked potential. ... (05 Mar 2000) ...

evoked response audiometry
A type of electrophysiologic audiometry in which electrical potentials of neural impulses from the cochlear nerve and various levels in the brain in response to acoustic stimulation are used to localise the site of a lesion causing a hearing loss. ... (05 Mar 2000) ...

evolute
<geometry> A curve from which another curve, called the involute or evolvent, is described by the end of a thread gradually wound upon the former, or unwound from it. See Involute. It is the locus of the centers of all the circles which are osculatory to the given curve or evolvent. ... Any curve may be an evolute, the term being applied to it …

evolution
1. An unrolling. ... 2. A process of development in which an organ or organism becomes more and more complex by the differentiation of its parts, a continuous and progressive change according to certain laws and by means of resident forces. ... Origin: L. Evolutio ... (18 Nov 1997) ...

evolution, biologic
A.G. Motulsky in 1968 contrasted biologic evolution with cultural evolution, pointing out that biologic evolution is mediated by genes, shows a slow rate of change, employs random variation (mutations) and selection as agents of change, new variants are often harmful, these new variants are transmitted from parents to offspring, the mode of transmi …

evolution, chemical
Chemical and physical transformation of the biogenic elements from their nucleosynthesis in stars to their incorporation and subsequent modification in planetary bodies and terrestrial biochemistry. It includes the mechanism of incorporation of biogenic elements into complex molecules and molecular systems, leading up to the origin of life. ... (12 …