Unexplained Meaning

/ˌʌnɪˈkspleɪnd/
B2

Definition, CEFR level B2, pronunciation, examples, and quiz.

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adjNot explained; of unknown cause or origin.

Do you have any unexplained bruising or bleeding?
Have you recently had any unexplained dizziness or lightheadedness?
Antonyms:
CEFR Practice Quiz
The detective found no clues, so the cause of the fire remained ____.
CEFR Practice Quiz (Alternate)
The scientists are still trying to find a cause for the ____ phenomenon that was observed in the night sky today.

Etymology tree English un- English explained English unexplained From un- + explained.

"Why this already very fast train should be speeded up still further, when none of the other more easily timed S.R. West of England trains has a single minute pared from its schedule, is unexplained - unless this is a playful dig at the Western Region, most of whose expresses, by reason of additional stops, will be decelerated from the same date." — 1961 October, “The winter timetables of British Railways: Southern Region”, in Trains Illustrated, page 593:

Explore More B2 Vocabulary Words

CEFR Practice Quiz
The detective found no clues, so the cause of the fire remained ____.
CEFR Practice Quiz (Alternate)
The scientists are still trying to find a cause for the ____ phenomenon that was observed in the night sky today.

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