The story
- Latin · derived fromduplicare“to double”
- Latin · derived fromquintus“fifth”
- English todayquintuplicate
From Latin quintus (“fifth”) + plicare (“to fold”); probably patterned after duplicate from Latin duplicare (“to double”).
Words from the same roots
Latinquintus all →
Quincyquintetquintquintusquinticquint-quintatequintine
Latinduplicare all →
nonuplicate
Etymology from Wiktionary, CC BY-SA 4.0.