Harsh or corrosive in tone. Synonyms:acerbic, acid, acrid, bitter, blistering, caustic, sulfurous, sulphurous, virulent, vitriolic."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"
... to-day to make known another of these voices, more acerb, more virile, more vengeful, than the stoical bitterness of Husson and the despairing tenderness of Delemer. It is that of our friend Maurice Wullens, editor of "Les Humbles, the literary review of the ... — The Forerunners • Romain Rolland