Level 6 · word 13,731 of 20,000

tributary

/ˈtrɪbjʊˌtəri/ American
  • n. 支流, 属国
  • adj. 支流的, 从属的
Definition
  • n. a river that flows into a larger one, or a tribute-paying state
  • adj. flowing into a larger river, or subordinate and paying tribute
Example
The small tributary joins the main river a few miles south.
这条小支流在南边几英里处汇入主河道。