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Definition of "estuary" []

  • The part of the wide lower course of a river where its current is met by the tides. (noun)
  • An arm of the sea that extends inland to meet the mouth of a river. (noun)
  • The widening channel of a river where it nears the sea, with a mixing of fresh water and salt (tidal) water (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

  • An inlet of the sea (noun)

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Use "estuary" in a sentence
  • "He'll take a helicopter tour of the thin orange line of protective booms that divides thousands of acres of estuary from the toxic tides."
  • "An estuary is a partly enclosed coastal body of water with one or more rivers or streams flowing into it."
  • "You can fish from shore anywhere in estuary or the beach with fresh shrimp."