heterosis meaning

Definition of heterosis

1. (genetics) the tendency of a crossbred organism to have qualities superior to those of either parent

   Synonyms: hybrid vigor

   Type of: tendency

How to pronounce heterosis

heterosis is pronounced /ˌhɛtɚˈoʊsəs/ in American English. It has 4 syllables, with the stress on the third syllable.

Words that rhyme with heterosis

• fibrosis
• necrosis
• neurosis
• diagnosis
• thrombosis
• meiosis
• acidosis
• hypnosis
• cirrhosis
• nephrosis
• prognosis
• psychosis
• sclerosis
• symbiosis
• apotheosis
• asbestosis
• arteriosclerosis