[1] : The Collaborative International Dictionary of English v.0.48

acerbic \acerb"ic\, a.
   sour or severe.
   1913 webster

[2] : WordNet (r) 2.0

acerbic
     adj 1: sour or bitter in taste syn: acerb, astringent, sharp
     2: harsh or corrosive in tone; "an acerbic tone piercing
        otherwise flowery prose"; "a barrage of acid comments";
        "her acrid remarks make her many enemies"; "bitter words";
        "blistering criticism"; "caustic jokes about political
        assassination, talk-show hosts and medical ethics"; "a
        sulfurous denunciation" syn: acerb, acid, acrid, bitter,
         blistering, caustic, sulfurous, sulphurous, venomous,
         virulent, vitriolic
see also:
acerb astringent sharp acid acrid bitter 
blistering caustic sulfurous sulphurous venomous 
virulent vitriolic 

[3] : Moby Thesaurus II by Grady Ward, 1.0

73 moby thesaurus words for "acerbic":
   acerb, acerbate, acescent, acetose, acid, acidic, acidulent,
   acidulous, acrid, acrimonious, amaroidal, asperous, astringent,
   biting, bitter, bitter as gall, burning, caustic, choleric, coarse,
   corroding, corrosive, crab, crabbed, cutting, dry, embittered,
   escharotic, green, hard, harsh, incisive, irritating, keen,
   mordacious, mordant, nose-tickling, penetrating, pickled, piercing,
   piquant, poignant, pungent, rancorous, rankled, resentful,
   resenting, rough, scathing, scorching, sec, severe, sharp, sore,
   sour, sour as vinegar, soured, sourish, splenetic, stabbing,
   stewing, stinging, tart, tartish, trenchant, unripe, unsweet,
   unsweetened, vinegarish, vinegary, virulent, vitriolic,
   withering

Acerbic >> A Words
Acerbic, definition of term: Acerbic
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