Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
unselfish is an adjective meaning "disregarding your own advantages and welfare over those of others". It carries 2 recorded senses.
Definitions, synonyms and semantic relations for unselfish come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.