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[pree-ad-uh p-tey-shuh n] /ˌpri æd əpˈteɪ ʃən/
noun, Biology.
a structure or property that developed in an ancestral stock and was useful in a descendant in a changed environment.
Origin of preadaptation
First recorded in 1885-90; pre- + adaptation Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Historical Examples
  • Nothing is more wonderful in history than the unmistakable signs and proofs of preadaptation.

    George Muller of Bristol Arthur T. Pierson
British Dictionary definitions for preadaptation


(biology) the possession by a species or other group of characteristics that may favour survival in a changed environment, such as the limblike fins of crossopterygian fishes, which are preadaptation to terrestrial life
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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