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.
LXXXIII is the Roman numeral for 83. WordNet records it as an adjective meaning "being three more than eighty". It carries one recorded sense.
LXXXIII=83
Read from the numeral itself, and checked against the entry below — WordNet lists 83 among the synonyms of lxxxiii.
Convert any Roman numeralbeing three more than eighty
Definitions, synonyms and semantic relations for lxxxiii come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.