The story
- French · derived fromquadrillion
- English todayquadrillion
From French quadrillion, from quadri- (“four”) + -illion. By surface analysis, quadr- + -illion.
Etymology from Wiktionary, CC BY-SA 4.0.
quadrillion
Today it means: A thousand trillion (logic: 1,000 × 1,000⁴): 1 followed by fifteen zeros, 10¹⁵. Full definition →
French quadrillion