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English definition of “gum”

gum

noun [C] (MOUTH)    /ɡʌm/
B2 either of the two areas of firm pink flesh inside the mouth that cover the bones into which the teeth are fixed: sore gumsDentistryThe teethProblems with bones, joints and teethThe mouth and throat
(Definition of gum noun (MOUTH) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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