From WordNet (r) 3.0 (2006): tranquillizer 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]
tranquillizer 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]
