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