Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
catarrhinian is an adjective meaning "of or related to Old World monkeys that have nostrils together and opening downward". It carries one recorded sense.
of or related to Old World monkeys that have nostrils together and opening downward
Definitions, synonyms and semantic relations for catarrhinian come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.