retort in WordNet English dictionary

1. answer back
   retort  come back  repay  return  riposte  rejoin 
   

1. a quick reply to a question or remark (especially a witty or critical one)
   "it brought a sharp rejoinder from the teacher"
   rejoinder  retort  return  riposte  replication  comeback  counter 
   
2. a vessel where substances are distilled or decomposed by heat
   retort