ONTOGENETIC Meaning of ONTOGENETIC in English [on.to.ge.net.ic] adj [ISV] (1878) 1: of, relating to, or appearing in the course of ontogeny 2: based on visible morphological characters -- on.to.ge.net.i.cal.ly adv Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012