Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
undecorated is an adjective meaning "not decorated with something to increase its beauty or distinction". It carries one recorded sense.
Definitions, synonyms and semantic relations for undecorated come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.