# quadrennial

> English word · Adjective · IPA /kwɒˈdɹɛn.i.əl/ · frequency rank #68,562

## Definitions
1. Happening every four years.
2. Lasting for four years.

## Etymology
Borrowed from Latin quadriennium (“four-year period”), from quattuor (“four”) + annus (“year”). By surface analysis, quadr- + -ennial.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/quadrennial