Here s the Oxford English Dictionary s entry on evolutionism The theory of evolution or development 1869 HUXLEY in Sci Opin 28 Apr 487 1 The three schools of geological speculation which I have termed Catastrophism Uniformitarianism and Evolutionism 1872 E FRY in Spectator 21 Sept 1201 Evolutionism does not propose to explain the unfolding of life out of dead matter 1873 DAWSON Earth Man xiv 348 Evolutionism excluded creation and theism A few other quotes Nothing can give a better idea in small compass of the growth of Evolutionism and its position at this time than a quotation from Mr Huxley Francis Darwin Life and Letters of Charles Darwin In France the influence of Elie de Beaumont and of Flourens the former of whom is said to have damned himself to everlasting fame by inventing the nickname of la science moussante for Evolutionism to say nothing of the ill will of other powerful members of the Institut produced for a long time the effect of a conspiracy of silence and many years passed before the Academy redeemed itself from the reproach that the name of Darwin was not to be found on the list of its members Ibid It is satisfactory to hear so capable an anatomist and so embittered an opponent of evolutionism admitting even the possibility of either of his first propositions Charles Darwin The Descent of Man I just came across those searching through the text on the British Library s collection of Darwin s works What seems worth wondering to me is not whether the term was ever used but whether the entry should 1 be about the term itself and 2 whether or not the information currently on the page is just a duplicate of the article History of evolutionary thought I am feeling that any useful information should be merged with the latter article and the Evolutionism article should be somewhat more devoted to the term or redirect to the history article and have an entry at Wikitionary