Definitions for: Dilator

[n] a surgical instrument that is used to dilate or distend an opening or an organ
[n] a drug that causes dilation
[n] a muscle or nerve that dilates or widens a body part

Webster (1913) Definition: Di*lat"or, n. [See Dilate.]
1. One who, or that which, widens or expands.

2. (Anat.) A muscle that dilates any part.

3. (Med.) An instrument for expanding a part; as, a urethral
dilator.

Synonyms: dilater

See Also: body part, drug, surgical instrument, vasodilative, vasodilator

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