n 1 a  :  any of several poisonous herbs (as a poison hemlock or a water hemlock) of the carrot family (Umbelliferae) having finely cut leaves and small white flowers  b  :  CONIUM 2  2  :  a drug or lethal drink prepared from the poison hemlock - compare CONIINE  .
 
 
 
Similar sounding terms:  homolog  ho·mo·logue 
 
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