Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
uninterruptedly is an adverb meaning "without interruption". It carries one recorded sense.
without interruption
“this pleasant state of affairs had continued peacefully and uninterruptedly for many years”
Definitions, synonyms and semantic relations for uninterruptedly come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.