quadrennial: Meaning and Definition of
quad•ren•ni•al
Pronunciation: (kwo-dren'ē-ul), [key]
— adj.
- occurring every four years: a quadrennial festival.
- of or lasting for four years: a quadrennial period.
—n.
- an event occurring every four years, as an anniversary or its celebration.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.