impossible

Something that's impossible can't be done. If you want to stop eating donuts but you just can't, you might say it's impossible.

If it's impossible, it cannot happen, or it doesn't exist. You might wish you could bring Abraham Lincoln back to life for a day so he could come to tea, but that's impossible. People use the word impossible to mean "out of reach" or "too hard to achieve." A terrible situation can be impossible, and so can a person who refuses to compromise or seems intent on making things difficult for everyone else.

Primary Meanings of impossible

1.
adjn
not capable of occurring or being accomplished or dealt with
something that cannot be done
2.
adj
used of persons or their behavior
Full Definitions of impossible
1

adj not capable of occurring or being accomplished or dealt with

“an impossible dream”
“an impossible situation”
Synonyms:
hopeless
without hope because there seems to be no possibility of comfort or success
hopeless
certain to fail
impracticable, infeasible, unfeasible, unworkable
not capable of being carried out or put into practice
out
not worth considering as a possibility
unachievable, unattainable, undoable, unrealizable
impossible to achieve
impractical
not practical; not workable or not given to practical matters
unrealistic
not realistic
insurmountable, unsurmountable
not capable of being surmounted or overcome
unthinkable
incapable of being conceived or considered
Antonyms:
possible
capable of happening or existing
likely
has a good chance of being the case or of coming about
accomplishable, achievable, doable, manageable, realizable
capable of existing or taking place or proving true; possible to do
affirmable, assertable
capable of being affirmed or asserted
attainable, come-at-able
capable of being attained or accomplished
contingent
possible but not certain to occur
executable, feasible, practicable, viable, workable
capable of being done with means at hand and circumstances as they are
mathematical
statistically possible though highly improbable
practical
concerned with actual use or practice
realistic
aware or expressing awareness of things as they really are
thinkable
capable of being conceived or imagined or considered
show more antonyms...

adj totally unlikely

Synonyms:
inconceivable, out of the question, unimaginable
unthinkable
incapable of being conceived or considered

n something that cannot be done

“his assignment verged on the impossible
Type of:
impossibility, impossible action
an alternative that is not available
2

adj used of persons or their behavior

impossible behavior”
Synonyms:
insufferable, unacceptable, unsufferable
intolerable, unbearable, unendurable
incapable of being put up with

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