What is "quadruplicate"

Quadruplicate \Quad*ru"pli*cate\, a. [L. quadruplicatus, p. p.]

1. Fourfold; doubled twice; four times repeated; as, a quadruplicate ratio, or a quadruplicate proportion.

2. (Math.) Raised to the fourth power. [R.]

Quadruplicate \Quad*ru"pli*cate\, v. t. [imp. & p. p. Quadruplicated; p. pr. & vb. n. Quadruplicating.] [L. quadruplicatus, p. p. of quadruplicare, fr. quadruple? fourfold. See Quadruplex.] To make fourfold; to double twice; to quadruple.

1650s, from Latin quadruplicatus, past participle of quadruplicare "make fourfold," from quadri- "four" (see quadri-) + plicare "to fold" (see ply (v.1)).

1660s, from Latin quadruplicatus, past participle of quadruplicare "make fourfold," from quadri- "four" (see quadri-) + plicare "to fold" (see ply (v.1)). Related: Quadruplicated; quadruplicating.

1. having four parts n. '''in quadruplicate''': four times over, in four copies v

2. To replicate four times; to make fourfold; to quadruple.

1. adj. having four units or components; "quadruple rhythm has four beats per measure"; "quadruplex wire" [syn: quadruple, quadruplex, fourfold]

2. n. any four copies; any of four things that correspond to one another exactly; "it was signed in quadruplicate"

3. v. reproduce fourfold; "quadruplicate the bill"