WordReference Random House Unabridged Dictionary of American English © 2026
cen′ter-piv•ot irriga′tion
(sen′tər piv′ət),USA pronunciation
- Agriculturea method of irrigation, used mainly in the western U.S., in which water is dispersed through a long, segmented arm that revolves about a deep well and covers a circular area from a quarter of a mile to a mile in diameter.
- 1970–75