ovist/ˈəʊvɪst/EtymologyFrom Latin ōvum + -ist.adjPertaining to ovism.“Applying the term ‘ovary’ to the female gonad, he contended that the ovum played the key role in reproduction, launching the ‘ovist’ school of thought, and giving rise to fierce embryological controversy.”nounSomeone who believes that the complete embryo is contained preformed within the ovum; a proponent of ovism.