waterline Hear it!

waterline definition

water·line (-līn′)

noun

  1. the line to which the surface of the water comes on the side of a ship or boat
  2. any of several lines parallel to this, marked at various heights on the hull of a ship, indicating the various degrees of submergence when the ship is fully or partly loaded, or unloaded, and on an even keel
  3. ☆ a pipe, tube, or other line connected to a source of water
  4. watermark (sense )

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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