geno-comb. form

Stress is usually determined by a subsequent element and vowels may be reduced accordingly.
Origin: Formed within English, by derivation; modelled on a German lexical item. Etymons: gene n.2, -o- connective.
Etymology: < gene n.2 + -o- connective, after German geno- (see genotype n.2).Earliest in genotype n.2, modelled on German. Formations within English are found from the 1920s onwards.
This is a new entry (OED Third Edition, June 2008; most recently modified version published online September 2021).