caustic (n.)

  1. any chemical substance that burns or destroys living tissue

    caustic (adj.)

  1. 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; a vitriolic critique

    [ Syn: acerb , acerbic , acid , acrid , bitter , blistering , sulfurous , sulphurous , virulent , vitriolic ]

  2. of a substance, especially a strong acid; capable of destroying or eating away by chemical action

    [ Syn: corrosive , erosive , vitriolic , mordant ]

The dictionary is based on the WordNet Electronic Lexical Database.
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