Darwinian Theory, the theory established by Darwin that the several species of plants and animals now in existence were not created in their present form, but have been evolved by natural law of descent, with modifications of structure, from cruder forms. See Darwin, C. R.
Definition taken from The Nuttall Encyclopædia, edited by the Reverend James Wood (1907)
Darwin, Erasmus * Dasent, Sir George Webbe