What is the meaning of unidentified flying object?

noun

  • An (apparently) flying object whose nature is unknown; especially those considered to have extraterrestrial origins.
WordNet 3.0 © 2006 by Princeton University
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APAWordNet. (2010). unidentified flying object. Retrieved September 20, 2026, from http://smartdefine.org/unidentified_flying_object/definitions/1214528
ChicagoWordNet. 2010. "unidentified flying object" http://smartdefine.org/unidentified_flying_object/definitions/1214528 (accessed September 20, 2026).
HarvardWordNet 2010, unidentified flying object, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/unidentified_flying_object/definitions/1214528>.
MLAWordNet. "unidentified flying object" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/unidentified_flying_object/definitions/1214528>