induration

American  

[in-doo-rey-shuhn, -dyoo-] / ˌɪn dʊˈreɪ ʃən, -dyʊ- /

noun

1. the act of indurating.

2. the state of being indurated.

3. Geology.

   1. lithification.

   2. hardening of rock by heat or pressure.

4. Pathology.

   1. a hardening of an area of the body as a reaction to inflammation, hyperemia, or neoplastic infiltration.

   2. an area or part of the body that has undergone such a reaction.

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Other Word Forms

• indurative
  adjective
• nonindurative
  adjective
• unindurative
  adjective

Etymology

Origin of induration

1350–1400; Middle English < Late Latin indūrātiōn- (stem of indūrātiō ) a hardening. See indurate, -ion

Example Sentences

Deposits of tubercle or tumors in the udder, or induration of the gland, may be efficient causes, the irritation caused by milking contributing to draw the blood.

From Special Report on Diseases of Cattle by United States. Bureau of Animal Industry

In the initial stage there is a localised induration in the palm opposite the metacarpo-phalangeal joint, and the skin over it is puckered and closely adherent to the underlying fascia.

From Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. by Miles, Alexander

The second case was an unmarried woman at the climacteric, the vaginal portion of whose uterus showed an induration which disappeared during the administration of chloride of gold.

From New, Old, and Forgotten Remedies: Papers by Many Writers by Anshutz, Edward Pollock

The result of treatment with chloride of gold was, that in proportion to the decrease of the induration there was an increase in the consistency of the softened posterior wall.

From New, Old, and Forgotten Remedies: Papers by Many Writers by Anshutz, Edward Pollock

The induration of exposure and the tightening lines of hunger sharpened and marred a countenance which, a happier fortune would have kept even comely.

From How John Norton the Trapper Kept His Christmas by Murray, W. H. H. (William Henry Harrison)