Словарь синонимов английского языка - unthinkable

(adj) 1. inconceivable, unbelievable, unimaginable, incredible, incomprehensible, beyond belief, extraordinary, Colloq mind-boggling, Slang mind-blowing: It seemed unthinkable that such a mild-mannered man could have been a mass murderer. 2. unacceptable, absurd, illogical, impossible, improbable, unlikely, out of the question, preposterous, ridiculous, laughable, ludicrous, Colloq not on: It is simply unthinkable for her to go to the ball unattended.