Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
no. is a noun meaning "the number designating place in an ordered sequence". It carries one recorded sense.
the number designating place in an ordered sequence
Definitions, synonyms and semantic relations for no. come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.