Meaning ofdilatorin English

Noun

1. a nerve or muscle causing dilation; (anatomy)
   The doctor identified a dilator nerve responsible for widening the pupil.
2. a drug that causes dilation; (medical)
   The medication acted as a dilator to increase blood flow to the heart.
3. an instrument for dilating orifices; (surgical)
   The surgeon used a dilator to gently expand the narrow opening.