Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
actinomorphous is an adjective meaning "capable of division into symmetrical halves by any longitudinal plane passing through the axis". It carries one recorded sense.
capable of division into symmetrical halves by any longitudinal plane passing through the axis
biology
Definitions, synonyms and semantic relations for actinomorphous come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.