unpredictable
1 ENTRIES FOUND:
Britannica Dictionary definition of UNPREDICTABLE
[more unpredictable; most unpredictable]
:
not predictable: such as
a
:
not capable of being known before happening or being done
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The weather has been completely unpredictable lately.
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unpredictable results/behavior
b
:
not always behaving in a way that is expected
-
He's very unpredictable. We never know what he'll do next.
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the unpredictability of the stock market
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Illness can cause people to behave unpredictably.
