coevolution(redirected from coevolutionary)
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The process whereby genes or gene fragments are changing together and not diverging.
Farlex Partner Medical Dictionary © Farlex 2012
The process by which two or more interacting species evolve together, each changing as a result of changes in the other or others. It occurs, for example, between predators and prey and between insects and the flowers that they pollinate.
co′e·volve′ (-ĭ-vŏlv′) v.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.
coevolutionthe evolution of unrelated organisms that has taken place together because of the special link between them, e.g. insects and the flowers they pollinate (see ENTOMOPHILY), parasites and their host, members of a symbiotic relationship (see SYMBIOSIS). The ARUM LILY is a notable example, attracting small flies.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005