Word.ws English Dictionary

caustics

caustics is the plural of caustic.

Meaning of caustic

Noun

caustic (countable and uncountable, plural caustics)

  1. Any substance or means which, applied to animal or other organic tissue, burns, corrodes, or destroys it by chemical action; an escharotic.
    • The association of the heavenly bodies with known metals and also with human organs and destinies goes back to ancient Chaldea, the land of astrologers. In Chaucer’s words: ‘The seven bodies eek, lo hear anon. Sol gold is, and Luna silver we declare; Mars yron, Mercurie is quyksilver; Saturnian...2013, John Read, From Alchemy to Chemistry
  2. The envelope of reflected or refracted rays of light for a given surface or object.
  3. The envelope of reflected or refracted rays for a given curve.
  4. (informal, uncountable) Caustic soda.

See all 6 meanings of caustic

Questions about caustics

What is caustics the plural of?
Caustics is the plural of caustic.

Words near caustics in the dictionary

  1. causticizing
  2. caustick
  3. causticks
  4. causticly
  5. causticness
  6. caustics
  7. Causticum
  8. caustification
  9. caustobiolith
  10. caustobioliths
  11. Causton

Source and license

Adapted from Wiktionary: caustics (page history and authors); caustic (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “caustics.” Word.ws, https://word.ws/caustics. Based on Wiktionary, CC BY-SA 4.0.