| divergent evolution | The process by which a species or gene product gives rise to two or more different products. (05 Mar 2000) |
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| divergent squint | <clinical sign> The outward or temporal deviation of an eye. (27 Sep 1997) |
| divergent strabismus | <clinical sign> The outward or temporal deviation of an eye. (27 Sep 1997) |
| diverging | Tending in different directions from a common center; spreading apart; divergent. <mathematics> Diverging series, a series whose terms are larger as the series is extended; a series the sum of whose terms does not approach a finite limit when the series is extended indefinitely; opposed to a converging series. Source: Websters Dictionary (01 Mar 1998) |
| diverging meniscus | A convexoconcave lens in which the power of the concavity exceeds that of the convexity. Synonym: negative meniscus. (05 Mar 2000) |
| divers | 1. Different in kind or species; diverse. "Every sect of them hath a divers posture." (Bacon) "Thou shalt not sow thy vineyard with divers seeds." (Deut. Xxii. 9) 2. Several; sundry; various; more than one, but not a great number; as, divers philosophers. Also used substantively or pronominally. "Divers of Antonio's creditors." (Shak) Divers is now limited to the plural; as, divers ways (not divers way). Besides plurality it ordinarily implies variety of kind. Origin: F. Divers, L. Diversus turned in different directions, different, p. P. Of divertere. See Divert, and cf. Diverse. Source: Websters Dictionary (01 Mar 1998) |
| divers' spectacles | Strongly convex lenses for clear vision underwater. (05 Mar 2000) |
| diverse | To turn aside. "The redcross knight diverst, but forth rode Britomart." (Spenser) Source: Websters Dictionary (01 Mar 1998) |
| diversity | <ecology> The number and variety of species present in an area and their spatial distribution. (09 Oct 1997) |
| diversity index | <ecology> The relationship of the number of taxa (richness) to the number of individuals per taxon (abundance) for a given community. (09 Oct 1997) |
| diverticle | 1. A turning; a byway; a bypath. 2. <anatomy> A diverticulum. Origin: L. Diverticulum, deverticulum, a bypath, fr. Divertere to turn away. Source: Websters Dictionary (01 Mar 1998) |
| diverticula | The plural of diverticulum. As a person ages, pressure within the large intestine (colon) causes pockets of tissue (sacs) that push out from the colon walls. A small bulging sac pushing outward from the colon wall is a diverticulum. Diverticula can occur throughout the colon but are most common near the end of the left side of the colon, the sigmoid colon. (12 Dec 1998) |
| diverticula ampullae ductus deferentis | The irregular sacculations of the ampullary part of the ductus deferens near its termination in the ejaculatory duct. Synonym: diverticula ampullae ductus deferentis. (05 Mar 2000) |
| diverticula of ampulla of ductus deferens | The irregular sacculations of the ampullary part of the ductus deferens near its termination in the ejaculatory duct. Synonym: diverticula ampullae ductus deferentis. (05 Mar 2000) |
| diverticula of colon | Diverticula, which are herniations of mucosa and submucosa through or between fibres of the major muscle layer (muscularis propria) of the colon. Usually multiple, it occurs in 50% of western populations above the age of 70, but is much less common in other populations. Can cause bleeding and episodes of severe inflammation. Synonym: colonic diverticula. (05 Mar 2000) |