-cerouscomb. form
Primary stress is attracted to the syllable immediately preceding this combining form and vowels may be reduced accordingly.
Origin: A borrowing from Greek, combined with an English element; partly modelled on Frnch lexical items, partly modelled on Latin lexical items, and partly modelled on Greek lexical items. Etymons: Greek κέρας , -ous suffix.
Etymology: Ultimately < ancient Greek κέρας horn (see cerato- comb. form) + -ous suffix, after formations in French -cère, scientific Latin -cera (in taxon names), or in some instances ancient Greek -κερως (e.g. δίκερως having two horns (see dicerous adj.), Hellenistic Greek εὐρύκερως having broad horns (see eurycerous adj.)).Earliest in the early 19th cent. in petalocerous adj., an adaptation from French or Latin. A small number of formations within English are found in the 19th cent.
This is a new entry (OED Third Edition, November 2010; most recently modified version published online March 2022).