dilatation 2
noundomain: activity
Princeton WordNet [ver.3.1]
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EnglishDefinition
the act of expanding an aperture
Examples
- 1.the dilation of the pupil of the eye
Hypernym
expansion 1
noun
the act of increasing (something) in size or volume or quantity or scope
EnglishDerivationally related form
dilate 1
verb
become wider
Hyponym
vasodilation 1
noun
dilation of blood vessels (especially the arteries)
mydriasis 1
noun
reflex pupillary dilation as a muscle pulls the iris outward; occurs in response to a decrease in light or certain drugs
