I. kwin-ˈtü-pəl, -ˈtyü-, -ˈtə-; ˈkwin-tə- adjective
Etymology: Middle French, from Medieval Latin quintuplus, from Latin quintus fifth + -plus -fold; akin to Latin quinque five — more at five , -fold
Date: 1570
1. : being five times as great or as many
2. : having five units or members
3. : marked by five beats per measure
quintuple meter
• quintuple noun
II. verb
( quin·tu·pled ; quin·tu·pling -p(ə-)liŋ)
Date: 1639
transitive verb
: to make five times as great or as many
intransitive verb
: to become five times as much or as numerous