Pronunciation: (ev"u-lOO'shu-ner"ē or, esp. Brit., ē"vu-), [key]
1. pertaining to evolution or development; developmental: the evolutionary origin of species.
2. of, pertaining to, or in accordance with a theory of evolution, esp. in biology.
3. pertaining to or performing evolutions.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.