Bedeutung von “mistake” im Essential American English Dictionary

mistake

noun us /mɪˈsteɪk/

A2 something that you do or think that is wrong:

a spelling mistake
He made / a lot of mistakes in his written test.
by mistake

B1 If you do something wrong by mistake, you do it without wanting to:

I picked up someone else’s book by mistake.

(Definition von “mistake noun” aus dem Webster's Essential Mini Dictionary © Cambridge University Press)