CANKER SORE


Meaning of CANKER SORE in English

Function: noun

Date: circa 1596

: a painful shallow ulcer of the mouth that has a grayish-white base surrounded by a reddish inflamed area and is of uncertain cause but is not due to the virus causing herpes simplex ― compare COLD SORE

Merriam Webster Collegiate English Dictionary.      Merriam Webster - Энциклопедический словарь английского языка.