Dilate

Pronunciation: /ˌdaɪˈleɪt/

Dilate (verb)

  1. To make something wider or larger, like an opening or hole.
  2. To speak or write in detail about a subject.

Examples

  • The doctor will dilate your pupils for the exam.
  • The balloon began to dilate as it filled with air.

Common collocations: dilate pupils, dilate a vessel, dilate on a topic, dilate at length

Synonyms of Dilate

Formal

Neutral

Antonyms of Dilate

  • — when discussing reduction in size
  • — when referring to physical size decrease