Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
8th is an adjective meaning "coming next after the seventh and just before the ninth in position". It carries one recorded sense.
Definitions, synonyms and semantic relations for 8th come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.