embryologistBiol.|ɛmbrɪˈɒlədʒɪst| [f. embryology + -ist.] One who is concerned with or versed in the science of embryology. 1849–52Todd Cycl.Anat. IV. 836/1 Embryologists..find another method.1879tr.Semper's Anim. Life 31 Forms known to embryologists as the germinal layers.