Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
expansively is an adverb meaning "in an impressively expansive manner". It carries 2 recorded senses.
in an impressively expansive manner
“she managed to live rather expansively on her modest income”
in an ebullient manner
“Khrushchev ebulliently promised to supply rockets for the protection of Cuba against American aggression”
Definitions, synonyms and semantic relations for expansively come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.