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dilation

di·la·tion

UK/daɪˈleɪʃən/ US/ˌdaɪˈleɪʃʌn/ uncommon obsolete

noun

2.

the act of expanding an aperture

  • “the dilation of the pupil of the eye”
Synonyms

Origin

From dilate + -ion, late 16th c.

Phrases

  • dilation and curettage
  • dilation and extraction
  • intact dilation and evacuation
  • intact dilation and extraction
  • time dilation

Related words

Word family

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WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.