Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
vestmented is an adjective meaning "dressed in ceremonial garments especially clerical vestment". It carries one recorded sense.
dressed in ceremonial garments especially clerical vestment
Definitions, synonyms and semantic relations for vestmented come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.