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dilatation

DEFINITIONS OF: dilatation

1

n the act of expanding an aperture

Synonyms:
dilation
Types:
vasodilation
dilation of blood vessels (especially the arteries)
mydriasis
reflex pupillary dilation as a muscle pulls the iris outward; occurs in response to a decrease in light or certain drugs
Type of:
enlargement, expansion
the act of increasing (something) in size or volume or quantity or scope

n the state of being stretched beyond normal dimensions

Synonyms:
distension, distention
Types:
show 5 types...
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tympanites
distension of the abdomen that is caused by the accumulation of gas in the intestines or the peritoneal cavity
ectasia, ectasis
dilatation or distension of a hollow organ
varicocele
dilatation of the veins associated with the spermatic cord in the testes
lymphangiectasia, lymphangiectasis
dilatation of a lymph vessel
alveolar ectasia
abnormal enlargement of the air sacs in the lungs
Type of:
physical condition, physiological condition, physiological state
the condition or state of the body or bodily functions
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