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"removal of damaged tissue from a wound," 1839, from French débridement, literally "an unbridling," from dé- (see de-) + bride "bridle," from a Germanic source akin to Middle High German bridel (see bridle). Related: debride, debriding.
débridement dé·bride·ment (dā'brēd-mäɴ', dĭ-brēd'mənt)n. The removal of dead or contaminated tissue and foreign matter from a wound, especially by excision.