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