Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
self-abnegating is an adjective meaning "used especially of behavior". It carries one recorded sense.
used especially of behavior
Definitions, synonyms and semantic relations for self-abnegating come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.