arsenous acid


noun Chemistry.

a hypothetical acid, H3AsO3 or HAsO2, found only in solution or in the form of its salts.

Nearby words

  1. arseno group,
  2. arseno-,
  3. arsenolite,
  4. arsenopyrite,
  5. arsenous,
  6. arsey,
  7. arshin,
  8. arsine,
  9. arsino,
  10. arsino group

Origin of arsenous acid

First recorded in 1790–1800

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019