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Caustic vs Acerbic - What's the difference?

caustic | acerbic |

As adjectives the difference between caustic and acerbic

is that caustic is capable of burning, corroding or destroying organic tissue while acerbic is tasting sour or bitter.

As a noun caustic

is any substance or means which, applied to animal or other organic tissue, burns, corrodes, or destroys it by chemical action; an escharotic.

caustic

English

Adjective

(en adjective)
  • Capable of burning, corroding or destroying organic tissue.
  • Sharp, bitter, cutting, biting, and sarcastic in a scathing way.
  • *
    • , title=(The Celebrity), chapter=8 , passage=The humor of my proposition appealed more strongly to Miss Trevor than I had looked for, and from that time forward she became her old self again;

    Synonyms

    * (capable of destroying tissue ): acidic, biting, burning, corrosive, searing * (severe, sharp ): bitchy, biting, catty, mordacious, nasty, sarcastic, scathing, sharp, spiteful

    Quotations

    * 1843': "How now!" said Scrooge, '''caustic and cold as ever. — Charles Dickens, ''A Christmas Carol * 1843': The bargain was not concluded as easily as might have been expected though, for Scadder was '''caustic and ill-humoured, and cast much unnecessary opposition in the way — Charles Dickens, ''Martin Chuzzlewit * 1853': Madame Beck esteemed me learned and blue; Miss Fanshawe, '''caustic , ironic, and cynical — Charlotte Bronte, ''Villette * 1857':The Secretary and the Assistant-Secretaries would say little '''caustic things about him to the senior clerks, and seemed somewhat to begrudge him his new honours. — Anthony Trollope, ''The Three Clerks * 1886': this set of worthies, who were only too prone to shut up their emotions with '''caustic words. — Thomas Hardy, ''The Mayor of Casterbridge * 1930s???': though he came too late / To join the martyrs, there was still a place / Among the tempters for a ' caustic tongue / / To test the resolution of the young / With tales of the small failings of the great — W.H.Auden, 'The Quest'

    Derived terms

    * caustic curve * caustic potash * caustic soda * caustic surface

    Noun

    (en noun)
  • Any substance or means which, applied to animal or other organic tissue, burns, corrodes, or destroys it by chemical action; an escharotic.
  • (optics, computer graphics) The envelope of reflected or refracted rays of light for a given surface or object.
  • (mathematics) The envelope of reflected or refracted rays for a given curve.
  • (informal, chemistry) caustic soda

    • Derived terms

    * lunar caustic

    acerbic

    English

    Adjective

    (en adjective)
  • Tasting sour or bitter.
  • * 1998 Aug. 5, Dr. Peter Gott, " Can inhaler cause addiction?," Catoosa County News (retrieved 19 Sep 2009):
    • Those consumers who object to the acerbic taste of garlic can purchase de-odorized garlic or allicin extract.
  • Sharp, harsh, biting.
  • * 1986 Sept. 22, " West Germany: Last Taunts From the Lip," Time (retrieved 25 Apr 2014):
    • Supercompetent, superconfident and supercritical, Schmidt is a gifted orator whose acerbic wit earned him the nickname "Schmidt the Lip."
  • * 2005 May 5, Jay Mathews, "Don't Fire This Professor," Washington Post , p. T6:
    • [H]e is one of the most acerbic people in his field, quick to take offense and not shy about telling people with whom he disagrees how much he thinks they have failed in thought and action.

    Synonyms

    * (sour or bitter) acerb, acrid * acrid, scathing

    Anagrams

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