Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
destructively is an adverb meaning "in a destructive manner". It carries one recorded sense.
in a destructive manner
“he is destructively aggressive”
Definitions, synonyms and semantic relations for destructively come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.