English
heteroanalogue
From hetero- + analogue.
Formed from hetero- + analogue
Proto-Indo-European *sem- ‘one, whole’
Proto-Indo-European *sḿ̥teros
Proto-Hellenic *hə́teros
Ancient Greek ἕτερος ‘other, another, different’
English hetero-
Today it means
noun Any compound, related to an existing one, in which one or more carbon atoms have been replaced by a heteroatom
Language periods are conventional ranges, not dates for this word.
Etymograph / heteroanalogue