Definitions for "Quadruplicate"
Keywords:  fourfold, twice, double, four, rhythm
To make fourfold; to double twice; to quadruple.
Fourfold; doubled twice; four times repeated; as, a quadruplicate ratio, or a quadruplicate proportion.
any four copies; any of four things that correspond to one another exactly; "it was signed in quadruplicate"
Keywords:  fourth, raised, power
Raised to the fourth power.