unidentified aerial phenomenon
Their job is to identify unidentified anomalous phenomena that might pose a threat to national security.
The acronym UAP stood for "unidentified aerial phenomenon" until December 2022, when the Pentagon updated its terminology to "unidentified anomalous phenomenon".
There was an open hearing on Unidentified Anomalous Phenomena (UAPs).
The congressional hearings brought attention to unidentified anomalous phenomena.
SMART Vocabulary: related words and phrases Space travel
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astronaut
astronautics
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rocket scientist
space capsule
space probe
space shuttle
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space tourist
spacewalk
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Air travel: aviation