open water

plural open waters

Definition of open water

: water that is clear of obstacles to passage or view : water that is open (see open entry 1 sense 7a) The word marsh conjures up a mental picture of a soggy, flat area filled with cattails and other herbaceous vegetation, with ducks sitting on patches of open water.— Robert H. Mohlenbrock often, specifically : water that is free of ice When the river froze in the fall, a mile of open water had been left between two mighty jams. — Jack London Polynyas were areas of persistent open water, found throughout the circumpolar arctic, places kept ice-free by currents and wind patterns. — David R. Masiel Because the penguins feed in the ocean, they typically set up colonies near open water and must establish new nests when the coastline becomes covered in … ice. Science News

First Known Use of open water

1625, in the meaning defined above

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The first known use of open water was in 1625

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Dictionary Entries Near open water

open verdict

open water

open-well stair

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Cite this Entry

“Open water.” Dictionary, Merriam-Webster, Accessed 2 Dec. 2021.

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