Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

retro–rocket

play
noun ret·ro–rock·et \ˈre-trō-ˌrä-kət\

Definition of retro–rocket

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



1957

First Known Use of retro–rocket

1957


Seen and Heard

What made you want to look up retro–rocket? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

to depart quickly

Get Word of the Day daily email!