| divalence | A combining power (valence) of 2. Synonym: divalence, divalency. (05 Mar 2000) |
|---|---|
| divalent | <chemistry> An atom or radical group which has a valence of two, or which can combine with two (rather than one) different other atoms or molecules. (09 Oct 1997) |
| divalproex sodium | Pentanoic acid, 2-propyl-, sodium salt (2:1); an anticonvulsant used in absence seizures and related seizure disorders. (05 Mar 2000) |
| divaricate | Widely spreading. (09 Oct 1997) |
| divarication | 1. A separation into two parts or branches; a forking; a divergence. 2. An ambiguity of meaning; a disagreement of difference in opinion. 3. <biology> A divergence of lines of colour sculpture, or of fibres at different angles. Origin: Cf. F. Divarication. Source: Websters Dictionary (01 Mar 1998) |
| divaricator | <zoology> One of the muscles which open the shell of brachiopods; a cardinal muscle. Source: Websters Dictionary (01 Mar 1998) |
| divedapper | <zoology> A water fowl; the didapper. See Dabchick. See: Dive, Didapper. Source: Websters Dictionary (01 Mar 1998) |
| diver | 1. One who, or that which, dives. "Divers and fishers for pearls." (Woodward) 2. One who goes deeply into a subject, study, or business. "A diver into causes." 3. <zoology> Any bird of certain genera, as Urinator (formerly Colymbus), or the allied genus Colymbus, or Podiceps, remarkable for their agility in diving. The northern diver (Urinator imber) is the loon; the black diver or velvet scoter (Oidemia fusca) is a sea duck. See Loon, and Scoter. Source: Websters Dictionary (01 Mar 1998) |
| diver's palsy | A disorder characterised by joint pains, respiratory manifestations, skin lesions, and neurologic signs, occurring in aviators flying at high altitudes and following rapid reduction of air pressure in persons who have been breathing compressed air in caissons and diving apparatus. (12 Dec 1998) |
| diver's paralysis | Lay term for decompression sickness. (05 Mar 2000) |
| divergence | 1. A moving or spreading apart or in different directions. 2. The spreading of branches of the neuron to form synapses with several other neurons. Origin: L. Di-, apart, + vergo, to incline (05 Mar 2000) |
| divergence excess exotropia | Exotropia in which the strabismus is notably greater for far vision than for near vision. (05 Mar 2000) |
| divergence insufficiency | That condition in which an exophoria or exotropia is more marked for near vision than for far vision. (05 Mar 2000) |
| divergence insufficiency exotropia | Exotropia in which the strabismus is notably greater for near vision than for far vision. (05 Mar 2000) |
| divergent | Separated from one another, having tips further apart than the bases. (09 Oct 1997) |