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dilator
(redirected from dilator pupillae muscle)

    Also found in: Medical 0.06 sec.
di·la·tor  (d-ltr, dl-, d-l-)
n.
1. A muscle that dilates a body part, such as a blood vessel or the pupil of the eye.
2. An instrument that dilates a body part, such as a cavity, canal, or orifice.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.dilator - a muscle or nerve that dilates or widens a body part
body part - any part of an organism such as an organ or extremity
2.dilator - a drug that causes dilation
drug - a substance that is used as a medicine or narcotic
vasodilative, vasodilator - a drug that causes dilation of blood vessels
3.dilator - a surgical instrument that is used to dilate or distend an opening or an organ
dilater
surgical instrument - a medical instrument used in surgery


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