| Share
 

Dictionary


punc'tuated equilib'rium




theory of, Biol.a hypothesis holding that the evolution of species proceeds in a characteristic pattern of relative stability for long periods of time interspersed with much shorter periods during which many species become extinct and new species emerge. Also called punctuationalism. Cf. gradualism (def. 3).

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

Strict Standards: Non-static method FenSites::linkTo() should not be called statically in /site/html/dictionary/punctuated-equilibrium.html on line 101 punctuate Strict Standards: Non-static method FenSites::linkTo() should not be called statically in /site/html/dictionary/punctuated-equilibrium.html on line 109 punctuation
See also:
  • Strict Standards: Non-static method FenSites::linkTo() should not be called statically in /site/html/dictionary/punctuated-equilibrium.html on line 120 punctuated equilibrium (Thesaurus)

 

Related Content