Origin of leukoplakia
New Latin, from leuk- + Greek plak-, plax flat surface — more at fluke
First Known Use: circa 1888
Medical Definition of leukoplakia
: a condition commonly considered precancerous in which thickened white patches of epithelium occur on the mucous membranes especially of the mouth, vulva, and renal pelvis; also : a lesion or lesioned area of leukoplakia
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