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Dilator
noun
Definitions
Noun
- 1 Any nerve or muscle that causes part of the body to dilate.
- 2 a surgical instrument that is used to dilate or distend an opening or an organ wordnet
- 3 Any drug that causes such dilation.
- 4 a drug that causes dilation wordnet
- 5 An instrument used to dilate an orifice or cavity.
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- 6 a muscle or nerve that dilates or widens a body part wordnet
Etymology
From dilate + -or.
See also for "dilator"
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