1. 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.

Origin of -ition

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

Words Nearby -ition

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use -ition in a sentence

  • "I don't know nothing about your inter-ition," returned Old Jeff, showing the whites of his eyes to a frightful extent.

    There She Blows! | William Hussey Macy