\Im*pe`ri*al"i*ty\, n.; pl. {Imperialities}.
1. Imperial power.

2. An imperial right or privilegs. See {Royalty}.

         The late empress having, by ukases of grace,
         relinquished her imperialities on the private mines,
         viz., the tenths of the copper, iron, silver and
         gold.                                 --W. Tooke.