unexplained
adjectiveattested in dialogue
Not explained; of unknown cause or origin.
adjective
- 1
Not explained; of unknown cause or origin.
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.
Etymology
From un- + explained.
unethical · Breaching the established standards of conduct or behavior…unexpected · Not expected, anticipated or foreseen.unexpectedly · In an unexpected manner.
unexplained · Not explained; of unknown cause or origin.
unfair · Not fair. Not just.unfaithful · Not having religious faith.unfamiliar · Strange, not familiar.