Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
inconsiderable is an adjective meaning "too small or unimportant to merit attention". It carries one recorded sense.
too small or unimportant to merit attention
“passed his life in an inconsiderable village”
“their duties were inconsiderable”
“had no inconsiderable influence”
Definitions, synonyms and semantic relations for inconsiderable come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.