[quin.tu.ple] adj [MF, fr. ML quintuplus, fr. L quintus fifth + -plus -fold; akin to L quinque five--more at five, -fold] (1570) 1: being five times as great or as many
2: having five units or members
3: marked by five beats per measure "~ meter" -- quintuple n
[2]quintuple vb quin.tu.pled ; quin.tu.pling vt (1639): to make five times as great or as many ~ vi: to become five times as much or as numerous