an artifact (or system of artifacts) that is instrumental in accomplishing some end
the quality of being instrumental for some purpose
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 ordinary members of an organization (such as the enlisted soldiers of an army); "the strike was supported by the union rank and file"; "he rose from the ranks to become a colonel"