O"vism (?), n. [Ovum + - ism.] (Zoöl.) The old theory that the egg contains the whole embryo of the future organism and the germs of all subsequent offsprings and is merely awakened to activity by the spermatozoön; -- opposed to spermism or animalculism.

O"vism (?), n. [Ovum + - ism.] (Zoöl.) The old theory that the egg contains the whole embryo of the future organism and the germs of all subsequent offsprings and is merely awakened to activity by the spermatozoön; -- opposed to spermism or animalculism.