Found 2 items, similar to dilator.
English → English (WordNet) Definition: dilator dilator n 1: a muscle or nerve that dilates or widens a body part 2: a drug that causes dilation 3: a surgical instrument that is used to dilate or distend an opening or an organ [syn: dilater]
English → English (gcide) Definition: Dilator Dilator \Di*lat"or\, n. [See Dilate.] 1. One who, or that which, widens or expands. [1913 Webster] 2. (Anat.) A muscle that dilates any part. [1913 Webster] 3. (Med.) An instrument for expanding a part; as, a urethral dilator. [1913 Webster]