| rumenitis | Inflammation of the rumen of ruminant animals. Origin: rumen + G. -itis, inflammation (05 Mar 2000) |
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| rumenotomy | Incision into the rumen. Origin: rumen + G. Tome, incision (05 Mar 2000) |
| rumican | <chemistry> A yellow crystalline substance found in the root of yellow dock (Rumex crispus) and identical with chrysophanic acid. Source: Websters Dictionary (01 Mar 1998) |
| rumina | The pleural of rumen. (05 Mar 2000) |
| ruminal | <zoology> Ruminant; ruminating. Origin: L. Ruminalis. Source: Websters Dictionary (01 Mar 1998) |
| ruminant | <zoology> Chewing the cud; characterised by chewing again what has been swallowed; of or pertaining to the Ruminantia. Origin: L. Ruminans, -antis, p.pr., cf. F. Ruminant. See Ruminate. <zoology> A ruminant animal; one of the Ruminantia. Source: Websters Dictionary (01 Mar 1998) |
| ruminantia | <zoology> A division of Artiodactyla having four stomachs. This division includes the camels, deer, antelopes, goats, sheep, neat cattle, and allies. The vegetable food, after the first mastication, enters the first stomach (r). It afterwards passes into the second (n), where it is moistened, and formed into pellets which the animal has the power of bringing back to the mouth to be chewed again, after which it is swallowed into the third stomach (m), whence it passes to the fourth (s), where it is finally digested. Source: Websters Dictionary (01 Mar 1998) |
| ruminants | A suborder of the order artiodactyla whose members have the distinguishing feature of a four-chambered stomach. Horns or antlers are usually present, at least in males. (12 Dec 1998) |
| ruminate | <plant biology> Mottled in appearance, for example of bark, or of the food reserves in a seed. (17 Dec 1997) |
| ruminated | <botany> Having a hard albumen penetrated by irregular channels filled with softer matter, as the nutmeg and the seeds of the North American papaw. Source: Websters Dictionary (01 Mar 1998) |
| rumination | 1. The act or process of ruminating, or chewing the cud; the habit of chewing the cud. "Rumination is given to animals to enable them at once to lay up a great store of food, and afterward to chew it." (Arbuthnot) 2. The state of being disposed to ruminate or ponder; deliberate meditation or reflection. "Retiring full of rumination sad." (Thomson) 3. <physiology> The regurgitation of food from the stomach after it has been swallowed, occasionally oberved as a morbid phenomenon in man. Origin: L. Ruminatio: cf. F. Rumination. Source: Websters Dictionary (01 Mar 1998) |
| rumination disorder | A mental disorder occurring in infancy characterised by repeated regurgitation of food; usually accompanied by weight loss or failure to gain weight. (05 Mar 2000) |
| ruminative | Characterised by a preoccupation with certain thoughts and ideas. (05 Mar 2000) |
| ruminoreticulum | The rumen and reticulum of the ruminant stomach taken together, since they freely communicate via the ruminoreticular orifice. (05 Mar 2000) |
| rummage | 1. To make room in, as a ship, for the cargo; to move about, as packages, ballast, so as to permit close stowage; to stow closely; to pack; formerly written roomage, and romage. "They night bring away a great deal more than they do, if they would take pain in the romaging." (Hakluyt) 2. To search or examine thoroughly by looking into every corner, and turning over or removing goods or other things; to examine, as a book, carefully, turning over leaf after leaf. "He . . . Searcheth his pockets, and taketh his keys, and so rummageth all his closets and trunks." (Howell) "What schoolboy of us has not rummaged his Greek dictionary in vain for a satisfactory account!" (M. Arnold) Origin: Rummaged; Rummaging. 1. A place or room for the stowage of cargo in a ship; also, the act of stowing cargo; the pulling and moving about of packages incident to close stowage; formerly written romage. 2. A searching carefully by looking into every corner, and by turning things over. "He has such a general rummage and reform in the office of matrimony." (Walpole) Rummage sale, a clearance sale of unclaimed goods in a public store, or of odds and ends which have accumulated in a shop. Origin: For roomage, fr. Room; hence originally, a making room, a packing away closely. See Room. Source: Websters Dictionary (01 Mar 1998) |
| Russian influenza |
a pandemic of influenza A that occurred in 1978 and was thought to have originated in Russia.
출처: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| Russian spring-summer encephalitis virus |
a tick-borne virus of the genus Flavivirus that causes spring-summer encephalitis in the former Soviet Union and Central Europe.
출처: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| Ruysch's tube |
a very small tubular opening on the nasal septum, just anterior and inferior to the nasopalatine foramen: it is a relic of the fetal Jacobson's organ.
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| Ruffini's corpuscle |
a type of lamellated corpuscle in the dermis that is a slowly-adapting receptor for sensations of continuous pressure. Called also Ruffini's cylinder or ending.
출처: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| Ruggeri's reflex |
acceleration of the pulse following strong convergence of the eyeballs toward something very close to the eyes; it indicates sympathetic excitability.
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| RU | a deep and vivid red |
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| RU | a transparent piece of ruby that has been cut and polished and is valued as a precious gem |
| RU | a transparent deep red variety of corundum |
| RU | having any of numerous bright or strong colors reminiscent of the color of blood or cherries or tomatoes or rubies |
| RU | a spinel used as a gemstone (usually dark red) |
| RU | hard durable wood of red sandalwood trees (Pterocarpus santalinus) |
| RU | American kinglet with a notable song and in the male a red crown patch |
| RU | American kinglet with a notable song and in the male a red crown patch |
| RU | having any of numerous bright or strong colors reminiscent of the color of blood or cherries or tomatoes or rubies |
| RU | a crowd especially of ordinary or undistinguished persons or things |
| RU | an irregular fold in an otherwise even surface (as in cloth) |
| RU | become puckered |