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
The quality or condition of being instrumental; serving a purpose, being useful.
This word comes from combining the root instrumental with the suffix -ity. It originally meant the state or quality of being an instrument.