n 1  cap  :  a genus of herbs and shrubs of the spurge family  2  :  an herb or shrub of the genus Croton: as  a  :  one (C. eluteria) of the Bahamas yielding cascarilla bark  b  :  an Asian plant (C. tiglium) yielding croton oil .
 
 
 
Similar sounding terms:  car·o·tene  cor·tin  cre·atine  cre·tin 
 
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