Read Edit View history 铁定 tiědìng definitely Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 铁定/ 鐵定 tiědìng definitely adverb · certainly; without a doubt 看这天气，下午铁定要下雨。 Edit Delete 铁定/ 鐵定 tiědìng unalterable verb · firm and unchangeable; set in stone 这是一个铁定的事实，谁也无法否认。 Edit Delete References Add reference No references for this word.