| hormonoprivia | An obsolete term meaning partial or total deprivation of hormones. Origin: hormone + G. Privus, deprived of (05 Mar 2000) |
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| hormonotherapy | Treatment with hormones. (05 Mar 2000) |
| horn | 1. A hard, projecting, and usually pointed organ, growing upon the heads of certain animals, especially. Of the ruminants, as cattle, goats, and the like. The hollow horns of the Ox family consist externally of true horn, and are never shed. 2. The antler of a deer, which is of bone throughout, and annually shed and renewed. 3. <zoology> Any natural projection or excrescence from an animal, resembling or thought to resemble a horn in substance or form; especially., A projection from the beak of a bird, as in the hornbill. A tuft of feathers on the head of a bird, as in the horned owl. A hornlike projection from the head or thorax of an insect, or the head of a reptile, or fish. A sharp spine in front of the fins of a fish, as in the horned pout. 4. <botany> An incurved, tapering and pointed appendage found in the flowers of the milkweed (Asclepias). 5. Something made of a horn, or in resemblance of a horn; as: A wind instrument of music; originally, one made of a horn (of an ox or a ram); now applied to various elaborately wrought instruments of brass or other metal, resembling a horn in shape. "Wind his horn under the castle wall." . See French horn. A drinking cup, or beaker, as having been originally made of the horns of cattle. "Horns of mead and ale." . The cornucopia, or horn of plenty. See Cornucopia. "Fruits and flowers from Amalthaea's horn." . A vessel made of a horn; especially, one designed for containing powder; anciently, a small vessel for carrying liquids. "Samuel took the hornof oil and anointed him [David]" . The pointed beak of an anvil. The high pommel of a saddle; also, either of the projections on a lady's saddle for supporting the leg. A curved projection on the fore part of a plane. One of the projections at the four corners of the Jewish altar of burnt offering. "Joab . . . Caught hold on the horns of the altar." . 6. One of the curved ends of a crescent; especially, an extremity or cusp of the moon when crescent-shaped. "The moon Wears a wan circle round her blunted horns." (Thomson) 7. The curving extremity of the wing of an army or of a squadron drawn up in a crescentlike form. "Sharpening in mooned horns Their phalanx." (Milton) 8. The tough, fibrous material of which true horns are composed, being, in the Ox family, chiefly albuminous, with some phosphate of lime; also, any similar substance, as that which forms the hoof crust of horses, sheep, and cattle; as, a spoon of horn. 9. A symbol of strength, power, glory, exaltation, or pride. "The Lord is . . . The horn of my salvation." (Ps. Xviii. 2) 10. An emblem of a cuckold; used chiefly in the plural. "Thicker than a cuckold's horn." Horn block, the frame or pedestal in which a railway car axle box slides up and down; also called horn plate. Horn of a dilemma. See Dilemma. Horn distemper, a disease of cattle, affecting the internal substance of the horn. Horn drum, a wheel with long curved scoops, for raising water. <chemistry> Horn lead Same as Horn quicksilver (below). <botany> Horn poppy, to exalt one's self; to act arrogantly. "'Gainst them that raised thee dost thou lift thy horn?" . To take a horn, to take a drink of intoxicating liquor. Origin: AS. Horn; akin to D. Horen, hoorn, G, Icel, Sw, & Dan. Horn, Goth. Haorn, W, Gael, & Ir. Corn, L. Cornu, Gr, and perh. Also to E. Cheer, cranium, cerebral; cf. Skr. Ciras head. Cf. Carat, Corn on the foot, Cornea, Corner, Cornet, Cornucopia, Hart. Source: Websters Dictionary (01 Mar 1998) |
| horn fly | A major pest of cattle in the Northern Hemisphere that transmits the filarial parasite Stephanofilaria stilesi. Synonym: Haematobia irritans. (05 Mar 2000) |
| hornbeak | A fish. See Hornfish. Source: Websters Dictionary (01 Mar 1998) |
| hornbeam | <botany> A tree of the genus Carpinus (C. Americana), having a smooth gray bark and a ridged trunk, the wood being white and very hard. It is common along the banks of streams in the United States, and is also called ironwood. The English hornbeam is C. Betulus. The American is Synonym: blue beech and water beech. Hop hornbeam. <botany> See Hop. See: Beam. Source: Websters Dictionary (01 Mar 1998) |
| hornbill | <zoology> Any bird of the family Bucerotidae, of which about sixty species are known, belonging to numerous genera. They inhabit the tropical parts of Asia, Africa, and the East Indies, and are remarkable for having a more or less horn-like protuberance, which is usually large and hollow and is situated on the upper side of the beak. The size of the hornbill varies from that of a pigeon to that of a raven, or even larger. They feed chiefly upon fruit, but some species eat dead animals. Source: Websters Dictionary (01 Mar 1998) |
| hornblende | <chemical> The common black, or dark green or brown, variety of amphibole. (See Amphibole) It belongs to the aluminous division of the species, and is also characterised by its containing considerable iron. Also used as a general term to include the whole species. <geology> Hornblende schist, a hornblende rock of schistose structure. Origin: G, fr. Horn horn + blende blende. Source: Websters Dictionary (01 Mar 1998) |
| hornbug | <zoology> A large nocturnal beetle of the genus Lucanus (as L. Capreolus, and L. Dama), having long, curved upper jaws, resembling a sickle. The grubs are found in the trunks of old trees. Source: Websters Dictionary (01 Mar 1998) |
| horned | Furnished with a horn or horns; furnished with a hornlike process or appendage; as, horned cattle; having some part shaped like a horn. "The horned moon with one bright star Within the nether tip." (Coleridge) Horned bee, a large North American owl (Bubo Virginianus), having a pair of elongated tufts of feathers on the head. Several distinct varieties are known; as, the Arctic, Western, dusky, and striped horned owls, differing in colour, and inhabiting different regions; called also great horned owl, horn owl, eagle owl, and cat owl. Sometimes also applied to the long-eared owl. See Eared owl, under Eared. Horned poppy. <botany> See Cerastes. Source: Websters Dictionary (01 Mar 1998) |
| hornel | <zoology> The European sand eel. Source: Websters Dictionary (01 Mar 1998) |
| horner | 1. One who works or deal in horn or horns. 2. One who winds or blows the horn. 3. One who horns or cuckolds. 4. <zoology> The British sand lance or sand eel (Ammodytes lanceolatus). Source: Websters Dictionary (01 Mar 1998) |
| horner syndrome | <syndrome> A complex of abnormal findings, namely sinking in of one eyeball, ipsilateral ptosis (drooping of the upper eyelid on the same side) and miosis (constriction of the pupil of that eye) together with anhidosis (lack of sweating) and flushing of the affected side of the face. Due to paralysis of certain nerves (specifically, the cervical sympathetic nerves). Also called horner-bernard syndrome, bernard syndrome, bernard-horner syndrome and horner's ptosis (but best known as horner syndrome). (12 Dec 1998) |
| Horner's muscle | <anatomy> See: orbicularis oculi muscle. Synonym: pars lacrimalis musculi orbicularis oculi, Duverney's muscle, Horner's muscle, musculus tensor tarsi. (05 Mar 2000) |
| Horner's pupil | Constricted pupil due to impairment of sympathetic nerve innervation of the dilator muscle of the pupil. See: Horner's syndrome. (05 Mar 2000) |
| Horsley's operation |
excision of an area of motor cortex for relief of athetoid and convulsive movements of an upper extremity; of historical interest.
출처: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| hormonal |
A hormone (from Greek horman - "to set in motion") is a chemical messenger from one cell (or group of cells) to another. All multicellular organisms (including plants) produce hormones. The best known hormones are those produced by endocrine glands of vertebrate animals, but hormones are produced by nearly every organ system and tissue type in a human or animal body. Hormone molecules are secreted (released) directly into the bloodstream, other body fluids, or into adjacent tissues. ...
출처: en.wikipedia.org/wiki/Hormonal
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| hormone |
A hormone (from Greek horman - "to set in motion") is a chemical messenger from one cell (or group of cells) to another. All multicellular organisms (including plants) produce hormones. The best known hormones are those produced by endocrine glands of vertebrate animals, but hormones are produced by nearly every organ system and tissue type in a human or animal body. Hormone molecules are secreted (released) directly into the bloodstream, other body fluids, or into adjacent tissues. ...
출처: en.wikipedia.org/wiki/Hormone
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| hormone replacement therapy |
Hormone replacement therapy (HRT) for transgender and transsexual people replaces the hormones naturally occurring in their bodies with those of the other sex. Its purpose is to cause the development of the secondary sexual characteristics of the desired gender. It can not undo the changes produced by the first natural occurring puberty of transgender people, this is done by sexual reassignment surgery and for transwomen by epilation. ...
출처: en.wikipedia.org/wiki/Hormone_replacement_therapy_...
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| horn |
A horn is a hollow, pointed projection of the skin of various animals. In ruminant artiodactyls, the horns are paired and take various forms depending on the family:* Tragulidae: No horns.* Antilocapridae: The horn has a prong.* Giraffidae: There are bony bumps covered with furred skin which look like they ought to have horns on them, but do not.* Cervidae: Deer have antlers, which are not true horns. Made of bone, they are shed and regrown each year. ...
출처: en.wikipedia.org/wiki/Horn_(anatomy)
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| hor | any of several trees or shrubs of the genus Carpinus |
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| hor | bird of tropical Africa and Asia having a very large bill surmounted by a bony protuberance |
| hor | a green to black mineral of the amphibole group |
| hor | having a horn or horns or hornlike parts or horns of a particular kind |
| hor | highly venomous viper of North Africa and southwest Asia having a horny spine above each eye |
| hor | a kind of chameleon |
| hor | any of several four-footed herbivorous horned dinosaurs with enormous beaked skulls |
| hor | insectivorous lizard with hornlike spines on the head and spiny scales on the body |
| hor | large owls having prominent ear tufts |
| hor | found in still or slow-moving fresh or brackish water |
| hor | yellow-flowered Eurasian glaucous herb naturalized in along sandy shores in eastern North America |
| hor | catfish common in eastern United States |