homologue
noun
- chemical compound belonging to a series of compounds differing from each other by a repeating unit
Wiktionary
Pronunciation: /ˈhɒməlɒɡ/ / /ˈhɑːməlɑːɡ/ / /ˈhoʊməlɑːɡ/
noun
Etymology: Borrowed from French homologue. Ultimately from Ancient Greek ὁμόλογος (homólogos). By surface analysis, homo- + -logue.
- Alternative spelling of homolog.