The story
- Latin · derived fromquattuor“four”
- Medieval Latin · learned borrowing fromquadrivium“the four mathematical studies”
- English todayquadrivium
From Medieval Latin quadrivium (“the four mathematical studies”), from Latin quattuor (“four”) + via (“road”).
Words from the same roots
Latinquattuor all →
cotoquad-quadriporticusquattuordecuplequattuorquadragintillionquattuortrigintillion
Etymology from Wiktionary, CC BY-SA 4.0.