to land in a body of water in a returning spacecraft.
(of a spacecraft) to land in a body of water.
splash•downPronunciation: (splash'doun"), [key]
the landing of a space vehicle in a body of water, esp. the ocean.
the exact place where such a landing is made.
the time of such a landing.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.