impossible has definitions from the field of psychology
1
[ adjective ] not capable of occurring or being accomplished or dealt with

Examples

"an impossible dream" "an impossible situation"

Used in print

(Harold Rosenberg, "The Trial and Eichmann"...)

Since the magnitude of the plan made secrecy impossible , once the wheels had began to turn , persons controlling German industries , social institutions , and armed_forces became , through their anti-Semitism or their tolerance of_it , conscious accomplices of Hitler 's crimes ; whether in the last degree or a lesser one was a matter to be determined individually .

(The Rev. John A. O'Brien, "Let's Take Birth Control...)

Only confusion , failure and anarchy result when the effort is made to impose upon the civil_authority the impossible task of policing private homes to preclude the possibility of sin .

(Peter J. White, "Report on Laos"...)

Before the airplanes came , he said , travel in Laos was just_about impossible .

(James Bryant Conant, Slums and Suburbs...)

`` But is n't it almost impossible to get_into the union '' ?

(Kenneth Reiner, "Coping with Runaway Technology"...)

Examples are in public utilities , making military aircraft and accessories , or where the investment and risk for a proprietorship would be too great for a much needed project impossible to achieve by_any_means other_than the corporate form , e._g. constructing major airports or dams .

2
[ adjective ] totally unlikely

Used in print

(R. P. Jerrard, "Inscribed squares in plane curves"...)

We note that two such curves C and **f , cannot coincide at more_than a finite number of points ; otherwise , being analytic , they would coincide at all points , which is impossible since they do not coincide near **f .

Related terms

unthinkable

3
[ noun ] (psychology) something that cannot be done

Examples

"his assignment verged on the impossible"

Related terms

impossibility

4
[ adjective ] used of persons or their behavior

Examples

"impossible behavior" "insufferable insolence"

Related terms

intolerable

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