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| 1. | not open to question; beyond doubt or dispute; indisputable; undeniable; certain: an unquestionable fact. |
| 2. | above criticism; unexceptionable: a man of unquestionable principles. |
un·ques·tion·a·ble (ŭn-kwěs'chə-nə-bəl) adj. Beyond question or doubt. See Synonyms at authentic. un·ques'tion·a·bil'i·ty, un'ques'tion·a·ble·ness n., un·ques'tion·a·bly adv. |