phenetic

[ fi-net-ik ]
/ fɪˈnɛt ɪk /

adjective Biology.

pertaining to or based on the observable similarities and differences between organisms without regard to assumed genealogy.

Origin of phenetic

1960; phen- (extracted from phenotype, or directly from Greek phaínein to show; cf. pheno-) + -etic, perhaps on the model of phyletic or phylogenetic