View synonyms for dilatation

dilatation

[ dil-uh-tey-shuhn, dahy-luh- ]

Phonetic (Standard)IPA

noun

a dilated formation or part.
Pathology. an abnormal enlargement of an aperture or a canal of the body.
Surgery.
1. an enlargement made in a body aperture or canal for surgical or medical treatment.
2. a restoration to normal patency of an abnormally small body opening or passageway, as of the anus or esophagus.
Mechanics. the increase in volume per unit volume of a homogeneous substance.

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Other Words From

dila·tation·al adjective

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Word History and Origins

Origin of dilatation¹

1350–1400; Middle English (< Old French ) < Latin dīlātātiōn- (stem of dīlātātiō ), equivalent to dīlātāt ( us ) spread out (past participle of dīlātāre to dilate ) + iōn- -ion

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Example Sentences

Patients in need of therapeutic dilatation of this sort often need a redo every year or two as scarring reaccumulates.

From The Daily Beast

It is delayed in most organic diseases of the stomach, especially in dilatation and carcinoma, but not in neuroses.

From Project Gutenberg

After subcutaneous or local application, a dilatation neutralised by physostigmine in moderate doses.

From Project Gutenberg

Severing the same part causes paralysis of the vaso-motor nerves and dilatation of the blood-vessels.

From Project Gutenberg

The caloric that penetrates a living body produces dilatation there; that is to say, universal movement.

From Project Gutenberg

The first labor is generally more tedious than the succeeding ones, owing to the slower dilatation of the parts.

From Project Gutenberg

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dilatate dilate

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