Dilate

Synonyms of dilate

• expand
• enlarge
• widen

Antonyms of dilate

• contract
• narrow
• shrink

Collocations of dilate

pupils

Frequency: 90 %

The doctor used a flashlight to check the dilation of the pupils.

eyes

Frequency: 80 %

The eye doctor dilated my eyes during the examination.

blood vessels

Frequency: 75 %

Certain medications can cause the dilation of blood vessels.

heart rate

Frequency: 70 %

Exercise can lead to the dilation of blood vessels and an increase in heart rate.

cervix

Frequency: 60 %

During labor, the cervix may dilate to allow the baby to pass through.

Idiomatic Expressions for dilate

• Phrase: time dilation
  Meaning: a concept in physics where time passes at different rates in different reference frames
  Usage: According to the theory of relativity, time dilation occurs when an object is moving at a high speed.