retro-rocket

noun
ret·​ro-rock·​et | \ ˈre-trō-ˌrä-kət How to pronounce retro-rocket (audio) \

Definition of retro-rocket

: an auxiliary rocket engine (as on a spacecraft) used in decelerating

First Known Use of retro-rocket

1951, in the meaning defined above

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Time Traveler for retro-rocket

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The first known use of retro-rocket was in 1951

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Dictionary Entries Near retro-rocket

retroreflector

retro-rocket

retrorse

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Cite this Entry

“Retro-rocket.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/retro-rocket. Accessed 16 Sep. 2021.

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