| reproductive surgeon | An ob-gyn or urologist who specialises in the surgical correction of anatomical disorders that impair reproductive function. (09 Oct 1997) |
|---|---|
| reproductive system | In women, the organs that are directly involved in producing eggs and in conceiving and carrying babies. (12 Dec 1998) |
| reptant | 1. <botany> Same as Repent. 2. <zoology> Creeping; crawling; said of reptiles, worms, etc. Origin: L. Reptans, -antis, p. Pr. Of reptare, v. Intens. From repere to creep. See Reptile. Source: Websters Dictionary (01 Mar 1998) |
| reptantia | <zoology> A divisiom of gastropods; the Pectinibranchiata. Source: Websters Dictionary (01 Mar 1998) |
| reptation | <zoology> The act of creeping. Origin: L. Reptatio, from reptare: cf. F. Reptation. Source: Websters Dictionary (01 Mar 1998) |
| reptatory | <zoology> Creeping. Source: Websters Dictionary (01 Mar 1998) |
| reptilase | <enzyme> A proteolytic enzyme obtained from the venom of fer de lance (bothrops atrox). It is used as a plasma clotting agent for fibrinogen and for the detection of fibrinogen degradation products. The presence of heparin does not interfere with the clotting test. Pharmacological action: fibrinolytic agent. Registry number: EC 3.4.21.29 (12 Dec 1998) |
| reptile | 1. <zoology> An animal that crawls, or moves on its belly, as snakes, or by means of small, short legs, as lizards, and the like. "An inadvertent step may crush the snail That crawls at evening in the public path; But he that has humanity, forewarned, Will tread aside, and let the reptile live." (Cowper) 2. <zoology> One of the Reptilia, or one of the Amphibia. The amphibians were formerly classed with Reptilia, and are still popularly called reptiles, though much more closely allied to the fishes. 3. A groveling or very mean person. Source: Websters Dictionary (01 Mar 1998) |
| reptilia | <zoology> A class of air-breathing oviparous vertebrates, usually covered with scales or bony plates. The heart generally has two auricles and one ventricle. The development of the young is the same as that of birds. It is nearly related in many respects to Aves, or birds. The principal existing orders are Testidunata or Chelonia (turtles), Crocodilia, Lacertilla (lizards), Ophidia (serpents), and Rhynchocephala; the chief extinct orders are Dinosauria, Theremorpha, Mosasauria, Pterosauria, Plesiosauria, Ichtyosauria. Source: Websters Dictionary (01 Mar 1998) |
| reptilian | Belonging to the reptiles. <geology> Reptilian age, that part of geological time comprising the Triassic, Jurassic, and Cretaceous periods, and distinguished as that era in which the class of reptiles attained its highest expansion; called also the Secondary or Mezozoic age. <zoology> One of the Reptilia; a reptile. Source: Websters Dictionary (01 Mar 1998) |
| republic | 1. Common weal. 2. A state in which the sovereign power resides in the whole body of the people, and is exercised by representatives elected by them; a commonwealth. Cf. Democracy. In some ancient states called republics the sovereign power was exercised by an hereditary aristocracy or a privileged few, constituting a government now distinctively called an aristocracy. In some there was a division of authority between an aristocracy and the whole body of the people except slaves. No existing republic recognizes an exclusive privilege of any class to govern, or tolerates the institution of slavery. Republic of letters, The collective body of literary or learned men. Origin: F. Republique, L. Respublica commonwealth; res a thing, an affair + publicus, publica, public. See Real, and Public. Source: Websters Dictionary (01 Mar 1998) |
| republican | 1. Of or pertaining to a republic. "The Roman emperors were republican magistrates named by the senate." (Macaulay) 2. Consonant with the principles of a republic; as, republican sentiments or opinions; republican manners. Republican party. An earlier name of the Democratic party when it was opposed to the Federal party. Thomas Jefferson was its great leader. One of the existing great parties. It was organised in 1856 by a combination of voters from other parties for the purpose of opposing the extension of slavery, and in 1860 it elected Abraham Lincoln president. Origin: F. Republicain. 1. One who favors or prefers a republican form of government. 2. A member of the Republican party. 3. <ornithology> The American cliff swallow. The cliff swallows build their nests side by side, many together. A South African weaver bird (Philetaerus socius). These weaver birds build many nests together, under a large rooflike shelter, which they make of straw. Red republican. See Red. Source: Websters Dictionary (01 Mar 1998) |
| repudiate | 1. To cast off; to disavow; to have nothing to do with; to renounce; to reject. "Servitude is to be repudiated with greater care." (Prynne) 2. To divorce, put away, or discard, as a wife, or a woman one has promised to marry. "His separation from Terentis, whom he repudiated not long afterward." (Bolingbroke) 3. To refuse to acknowledge or to pay; to disclaim; as, the State has repudiated its debts. Origin: L. Repudiatus, p. P. Of repudiare to repudiate, reject, fr. Repudium separation, divorce; pref. Re- re- + pudere to be ashamed. Source: Websters Dictionary (01 Mar 1998) |
| repullulation | Renewed germination; return of a morbid process or growth. Origin: L. Re-, again, + pullulo, pp. -atus, to sprout (05 Mar 2000) |
| repulsion | 1. The act of repulsing or repelling, or the state of being repulsed or repelled. 2. A feeling of violent offence or disgust; repugnance. 3. <physics> The power, either inherent or due to some physical action, by which bodies, or the particles of bodies, are made to recede from each other, or to resist each other's nearer approach; as, molecular repulsion; electrical repulsion. Origin: L. Repulsio: cf. F. Repulsion. Source: Websters Dictionary (01 Mar 1998) |