American Heritage Dictionary of the English Language, 5th Edition
From Frencheschare (now escarre) or Late Latin eschara (“scar, scab”), from Ancient Greek εσχαρα (eskhara, “hearth, brazier, scab”).
Eschar Sentence Examples
Considerable burns on the face or body may result from the application of sulphuric acid in the practice known as "vitriol-throwing," a brownish black eschar serving to distinguish the burns produced by this acid from those of other corrosive fluids.
Wound covered by dry eschar: in that case simply protecting the wound until the eschar dries and separates may be the best management.
An intact eschar may require significantly different treatment to a wet, sloughy cavity.
Gels have a high water content, which aids the rehydration of hard eschar and promotes autolysis in necrotic wounds.
Third-degree cases produce deep, blood-filled blisters and a hard black eschar (scab).