English
homogenetic
From homo- + genetic.
Proto-Indo-European *sem- ‘one, whole’
Proto-Indo-European *somHós ‘same, alike’
Proto-Hellenic *homós
Ancient Greek ὁμός ‘same’
English homo-
Proto-Indo-European *ǵenh₁- ‘to beget’
…
Proto-Hellenic *gígnomai
Ancient Greek γίγνομαι ‘I come into being’
Ancient Greek γένεσις ‘origin, source’
English genesis
English genetic
Today it means
adj homogenous; applied to a class of homologies that arise from similarity of structure and are taken as evidence of common ancestry
Language periods are conventional ranges, not dates for this word.
Etymograph / homogenetic