say it: in-struh-men-TAL-i-tee
instrumentality is a noun meaning "a subsidiary organ of government created for a special purpose". It carries 3 recorded senses.
a subsidiary organ of government created for a special purpose
“are the judicial instrumentalities of local governments adequate?”
“he studied the French instrumentalities for law enforcement”
the quality of being instrumental for some purpose
an artifact (or system of artifacts) that is instrumental in accomplishing some end
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 instrumentality come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.