Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
instrumentalism is a noun meaning "a system of pragmatic philosophy that considers idea to be instruments that should guide our actions and their value is measured by their success". It carries one recorded sense.
a system of pragmatic philosophy that considers idea to be instruments that should guide our actions and their value is measured by their success
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for instrumentalism come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.