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In`stru*men*tal"i*ty (?), n.; pl. Instrumentalities ().

The quality or condition of being instrumental; that which is instrumental; anything used as a means; medium; agency.

The instrumentality of faith in justification. Bp. Burnet.

The discovery of gunpowder developed the science of attack and defense in a new instrumentality. J. H. Newman.

 

© Webster 1913.