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Meaning of Origin of Species, The*

Or'igin of Spe'cies The

Pronunciation: [key]
  1. (On the Origin of Species by Means of Natural Selection, or the Preservation of Favoured Races in the Struggle for Life) a treatise (1859) by Charles Darwin setting forth his theory of evolution.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.