Definition of TRIBUTARY

a stream that flows into a larger body of water <the Amazon and its more than 1,000 known tributaries form the world's largest drainage basin>

Seen & Heard

What made you want to look up tributary? Please tell us where you read or heard it (including the quote, if possible).

Get Our Free Apps
Voice Search, Favorites,
Word of the Day, and More
Join Us on FB & Twitter
Get the Word of the Day and More