a compound suffix of nouns, being -tion with a preceding original or formative vowel, or, in other words, a combination of -ite2 and -ion: expedition; extradition.

Nearby words

  1. -istic,
  2. -istical,
  3. -istics,
  4. -ite,
  5. -itic,
  6. -itious,
  7. -itis,
  8. -itive,
  9. -itol,
  10. -ity

Origin of -ition

< Latin -itiōn- or -ītiōn-, stem of -itiō or -ītiō. See -ite2, -ion

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