Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
uninfluenced is an adjective meaning "not influenced or affected". It carries one recorded sense.
not influenced or affected
“stewed in its petty provincialism untouched by the brisk debates that stirred the old world”
“unswayed by personal considerations”
Definitions, synonyms and semantic relations for uninfluenced come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.