barbarism (countable and uncountable, plural barbarisms)

  1. A barbaric act.
    These barbarisms can not be allowed to continue; they must be crushed or civilization will collapse.
  2. The condition of existing barbarically.
    • 1879, William Tecumseh Sherman, Address to the Michigan Military Academy:
      War is at best barbarism... Its glory is all moonshine.
  3. A word hybridizing Ancient Greek and Latin or other heterogeneous roots.
  4. An error in language use within a single word, such as a mispronunciation.
    • 2002, Hyman, Bad Grammar in Context, New England Classical Journal, 29, p. 94-101
      In the jargon of the ancient grammarian, penacilin would be a barbarism.