Simple Definition of improbable
: not probable : not likely to be true or to happen
Examples of improbable
The team made an improbable comeback.
<it seems improbable that the two writers never met since they traveled in the same social circles>
Origin of improbable
Middle French or Latin; Middle French, from Latin improbabilis, from in- + probabilis probable
First Known Use: 1598
IMPROBABLE Defined for Kids
Definition of improbable
: not likely : not probable <improbable stories>
Seen and Heard
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