Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
small-mindedly is an adverb meaning "in a narrow-minded manner". It carries one recorded sense.
in a narrow-minded manner
“narrow-mindedly, the authorities closed down the cafe where teenagers used to hang out”
Definitions, synonyms and semantic relations for small-mindedly come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.