| n. | 1. | The quality or condition of being instrumental; that which is instrumental; anything used as a means; medium; agency. |
| Noun | 1. | instrumentality - 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" |
| 2. | instrumentality - the quality of being instrumental for some purpose | |
| 3. | instrumentality - an artifact (or system of artifacts) that is instrumental in accomplishing some end Synonyms: instrumentation |