Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
dioecian is an adjective meaning "having male and female reproductive organs in separate plants or animals". It carries one recorded sense.
having male and female reproductive organs in separate plants or animals
Definitions, synonyms and semantic relations for dioecian come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. .