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UFO

  • noununidentified flying object
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Synonyms for UFO

noun unidentified flying object
  • rocket
  • spaceship
  • extraterrestrial spacecraft
  • flying saucer
  • rocketship

More words related to UFO

aircraft

noun. airplane
  • UFO
  • airliner
  • airship
  • balloon
  • blimp
  • chopper
  • dirigible
  • flying machine
  • flying saucer
  • helicopter
  • jet
  • zeppelin

flying saucer

noun. spaceship

spacecraft

noun. spaceship

unidentified flying object

noun. unknown flying object
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.