Syllable division and stress derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
prepositional is an adjective meaning "of or relating to or formed with a preposition". It carries one recorded sense.
of or relating to or formed with a preposition
“prepositional phrase”
linguistics
Definitions, synonyms and semantic relations for prepositional come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.