English

heterocomplex

From hetero- + complex.

Proto-Indo-European *sem- ‘one, whole’

Proto-Indo-European *sḿ̥teros

Proto-Hellenic *hə́teros

Ancient Greek ἕτερος ‘other, another, different’

Latin plectō ‘to weave, braid’

Latin complector ‘to entwine, encircle’

Latin complexus

French complexe ‘complex’

Today it means

noun A complex of many similar biological compounds

Language periods are conventional ranges, not dates for this word.

Etymograph / heterocomplex