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-balancing is an adjective meaning "of someone or something that balances himself or itself". It carries one recorded sense.
of someone or something that balances himself or itself
Definitions, synonyms and semantic relations for self-balancing come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.