impossible

Meanings

1. 1
   adj

   Not able to be done or to happen.

   It is impossible to be in two places at once.

2. 2
   adj

   Extremely difficult to deal with or to please.

   You never listen to anyone — you're impossible!

3. 3
   noun

   Something that cannot be done.

   They were asking for the impossible.

From Middle English impossible, equivalent to im- + possible.

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