Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
phantasmagorical is an adjective meaning "characterized by fantastic imagery and incongruous juxtapositions". It carries one recorded sense.
characterized by fantastic imagery and incongruous juxtapositions
“a great concourse of phantasmagoric shadows”
“the incongruous imagery in surreal art and literature”
Definitions, synonyms and semantic relations for phantasmagorical come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.