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