unexplained

/ ˌʌnɪkˈspleɪnd /

adjective

1. not explained or understood

   unexplained phenomena

Other Word Forms

• unexplainable adjective

Example Sentences

Avon and Somerset Police said they are treating this death as unexplained, but not suspicious, and will be preparing a file for the coroner.

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"That can absolutely contribute to an unexplained outcome because unfortunately some evidence is lost," she says.

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A Police Scotland spokesperson said the death was being treated as unexplained and inquiries were ongoing.

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That incident -- followed by a string of unexplained drone flights that rattled other European countries -- served as a wake-up call of the continent's vulnerabilities almost four years after Russia's full-scale invasion of Ukraine.

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A force spokesperson said the death was being treated as unexplained but was not believed to be suspicious.

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Related Words

• anonymous 
• exotic 
• foreign 
• nameless 
• new 
• remote 
• strange 
• uncharted 
• undiscovered 
• unexplored 
• unfamiliar 
• unidentified 
• unnamed 
• unrecognized