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say it: BYOO-kuhl
buccal is an adjective meaning "of or relating to or toward the cheek". It carries 2 recorded senses.
of or relating to or toward the cheek
“the buccal aspect of the gum”
of or involving the mouth or mouth region or the surface on which the mouth is located
“the oral cavity”
“the oral mucous membrane”
“the oral surface of a starfish”
“a buccal gland”
anatomy
Forms marked are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for buccal come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.