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