eschar

American  

[es-kahr, -ker] / ˈɛs kɑr, -kər /

noun

Pathology.

1. a hard crust or scab, as from a burn.

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eschar British  

/ ˈɛskɑː /

noun

1. a dry scab or slough, esp one following a burn or cauterization of the skin

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Etymology

Origin of eschar

1375–1425; late Middle English escare < Late Latin eschara < Greek eschára hearth, brazier, coals and therefore indication of burning; scar ¹

Example Sentences

Using toenail clippers and alcohol wipes, she meticulously trimmed the eschar.

From New York Times

The lesion is usually painless, and will later turn into a black eschar.

From BBC

After the caustic has done its work the eschar may be softened and its separation favored by a warm poultice containing a small amount of carbolic acid or iodized phenol.

From Project Gutenberg

On Aug. 25, a nursing home employee noted in a “skin condition report” that the toe was scabrous, swollen, contained pus and had developed black “eschar” -- dead tissue that’s a sign of gangrene.

From BusinessWeek

It was necessary to wait three or four days before renewing the caustic to deepen the eschar made by the first application.

From Project Gutenberg