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Meaning of onagraceous in English:

onagraceous

Pronunciation /ɒnəˈɡreɪʃəs/

adjective

Botany

  • Of or relating to the family Onagraceae, of which Onagra (now Oenothera) was the type genus, and which includes plants such as the evening primroses, willowherbs, and fuchsias.

Origin

Mid 19th century; earliest use found in William T. Brande (1788–1866), chemist. From scientific Latin Onagraceae, family name + -ous.