ataractic agent

from WordNet (r) 3.0 (2006)
ataractic agent
    n 1: a drug used to reduce stress or tension without reducing
         mental clarity [syn: {tranquilizer}, {tranquillizer},
         {tranquilliser}, {antianxiety agent}, {ataractic drug},
         {ataractic agent}, {ataractic}]
    

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