- impossible
- I(Roget's IV) modif.1. [Incapable of being considered]Syn. inconceivable, unthinkable, vain, hopeless, infeasible, unachievable, unattainable, out of the question, insurmountable, useless, impassable, inaccessible, unworkable, preposterous, absurd, illogical, incredible, untenable, implausible, unimaginable, unobtainable, not to be thought of, hardly possible, beyond the bounds of possibility, like finding a needle in a haystack*, a hundred to one*; see also futile 1 , hopeless 2 .Ant. possible*, likely, reasonable.2. [Having little likelihood of accomplishment]Syn. improbable, unlikely, impracticable, too much for; see difficult 1 , 2 .3. [UndeSirable; said of things ]Syn. unacceptable, improper, objectionable, incongruous; see offensive 2 , undeSirable , unsuitable .4. [Disagreeable; said of persons ]II(Roget's 3 Superthesaurus) a.inconceivable, unachievable, unfeasible, unobtainable, insurmountable, unreachable, beyond reason, unthinkable, preposterous, absurd, hopeless.ANT.: possible, conceivable, feasibleIII(Roget's Thesaurus II) adjective 1. Not capable of happening or being done: impracticable, impractical, unattainable, unrealizable, unthinkable, unworkable. Idiom: out of the question. See POSSIBLE. 2. So unpleasant or painful as not to be endured or tolerated: insufferable, insupportable, intolerable, unbearable, unendurable, unsufferable, unsupportable. See PAIN. 3. Given to acting in opposition to others: balky, contrarious, contrary, difficult, froward, ornery, perverse, wayward. See ATTITUDE, SUPPORT.
English dictionary for students. 2013.