splashdown

UK: /ˈsplæʃdaʊn/ US: /ˈsplæʃˌdaʊn/

WordReference Random House Learner's Dictionary of American English © 2026

splash•down /ˈsplæʃˌdaʊn/   n. [countable]

1. Aerospace the landing of a space vehicle in a body of water, esp. the ocean.

Collins Concise English Dictionary © HarperCollins Publishers::

splashdown / ˈsplæʃˌdaʊn/ noun

1. the controlled landing of a spacecraft on water at the end of a space flight
2. the time scheduled for this event

verb splash down

1. (intr, adverb) (of a spacecraft) to make a splashdown

WordReference Random House Unabridged Dictionary of American English © 2026

splash′ down′, 

1. Aerospace to land in a body of water in a returning spacecraft.
2. Aerospace (of a spacecraft) to land in a body of water.
• 1955–60, American.

splash•down  (splash′doun′), n. 

1. Aerospace the landing of a space vehicle in a body of water, esp. the ocean.
2. Aerospace the exact place where such a landing is made.
3. Aerospace the time of such a landing.

• noun, nominal use of verb, verbal phrase splash down 1959