Meaning

adjective occurring among members of a family usually by heredity

adjective of or relating to or produced by or being a gene

adjective pertaining to or referring to origin

originCoined from genesis, similarly to antithesis, antithetic. Reflects Ancient Greek γενετικός (genetikós), from γένεσις (génesis) + -κός (-kós). Ultimately from Ancient Greek γίγνομαι (gígnomai, “I come into being”). By surface analysis, gene + -tic or gen(esis) + -etic.

Etymology from Wiktionary, CC BY-SA 3.0