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Acrid vs Caustic - What's the difference?

acrid | caustic |

As adjectives the difference between acrid and caustic

is that acrid is sharp and harsh, or bitter and not to the taste; pungent while caustic is capable of burning, corroding or destroying organic tissue.

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.

acrid

English

Adjective

(en-adj)
  • Sharp and harsh, or bitter and not to the taste; pungent.
  • * {{quote-magazine, date=2013-06-29, volume=407, issue=8842, page=29, magazine=(The Economist)
    • , title= Unspontaneous combustion , passage=Since the mid-1980s, when Indonesia first began to clear its bountiful forests on an industrial scale in favour of lucrative palm-oil plantations, “haze” has become an almost annual occurrence in South-East Asia. The cheapest way to clear logged woodland is to burn it, producing an acrid cloud of foul white smoke that, carried by the wind, can cover hundreds, or even thousands, of square miles.}}
  • Causing heat and irritation; corrosive.
  • Caustic; bitter; bitterly irritating.

    • Synonyms

    * acerbic

    Antonyms

    *delectable, delicious, tasteful

    Anagrams

    *

    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