| evolutionary distance | <botany> In phylogenetic trees, the sum of the physical distance on a tree separating organisms, this distance is inversely proportional to evolutionary relatedness. (09 Oct 1997) |
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| evolutionary fitness | The probability that the line of descent from an individual with a specific trait will not eventually die out. (05 Mar 2000) |
| evolutionist | 1. One skilled in evolutions. 2. One who holds the doctrine of evolution, either in biology or in metaphysics. Source: Websters Dictionary (01 Mar 1998) |
| evolvent | <geometry> The involute of a curve. See Involute, and Evolute. Origin: L. Evolvents. -entis, unrolling, p. Pr. Of evolvere. Source: Websters Dictionary (01 Mar 1998) |
| evulsion | A forcible pulling out or extraction. Compare: avulsion. Origin: L. Evulsio, fr. E-vello, pp. -vulsus, to pluck out (05 Mar 2000) |