Synonyms for impossible

Synonyms for (noun) impossible

Synonyms: impossible

Definition: something that cannot be done

Usage: his assignment verged on the impossible

Similar words: impossibility, impossible action

Definition: an alternative that is not available

Synonyms for (adjective) impossible

Synonyms: impossible

Definition: not capable of occurring or being accomplished or dealt with

Usage: an impossible dream; an impossible situation

Similar words: hopeless

Definition: certain to fail

Usage: the situation is hopeless


Similar words: infeasible, impracticable, unfeasible, unworkable

Definition: not capable of being carried out or put into practice

Usage: refloating the sunken ship proved impracticable because of its fragility; a suggested reform that was unfeasible in the prevailing circumstances


Similar words: out

Definition: not worth considering as a possibility

Usage: a picnic is out because of the weather


Similar words: unrealizable, unachievable, unattainable, undoable

Definition: impossible to achieve

Usage: an unattainable goal


Synonyms: out of the question, impossible, inconceivable, unimaginable

Definition: totally unlikely

Similar words: unthinkable

Definition: incapable of being conceived or considered


Synonyms: unacceptable, insufferable, impossible, unsufferable

Definition: used of persons or their behavior

Usage: impossible behavior; insufferable insolence

Similar words: unbearable, unendurable, intolerable

Definition: incapable of being put up with

Usage: an intolerable degree of sentimentality