WordReference Random House Unabridged Dictionary of American English © 2025
for•ti•tion
(fôr tish′ən),USA pronunciation n.
- Linguistics, Phonetics[Phonet.]a phonological process that strengthens consonant articulation at the beginnings of syllables, causing devoicing or the formation of stops.
- Linguisticsa type of Celtic mutation that derives historically from phonological fortition.
- fort(is) + -ition, on the model of lenition