Webster's English Dictionary

Enter the word to look up:

lethargy

leth.ar.gy \'leth-*r-je-\ n [ME litargie, fr. ML litargia, fr. LL 
   lethargia, fr. Gk le]-thargia, fr. le-thargos forgetful, lethargic, fr. 
   le-the- + argos lazy - more at ARGON 1: abnormal drowsiness  2: the quality 
   or state of being lazy or indifferent POR mean physical or mental 
   inertness. LETHARGY implies such drowsiness or aversion to activity as is 
   induced by disease, injury, drugs; LANGUOR suggests inertia induced by an 
   enervating climate or illness or amorous emotion; LASSITUDE stresses 
   listlessness or indifference resulting from fatigue or poor health; STUPOR 
   implies a deadening of the mind and senses by shock, by narcotics, or 
   intoxicants; TORPOR implies a state of suspended animation as of 
   hibernating animals but may suggest merely a lack of vigor or normal 
   responsiveness SYN syn LETHARGY, LANGUOR, LASSITUDE, STUPOR, TOR