cline

  1. Noun.  (biology) A gradation in a character or phenotype within a species or other group.
  2. Noun.  Any graduated continuum.

This is an unmodified, but possibly outdated, definition from Wiktionary and used here under the Creative Commons license. Wiktionary is a great resource. If you like it too, please donate to Wikimedia.

This entry was last updated on RefTopia from its source on 3/20/2012.