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