adj. denotes a condition adjacent to or relating to the mouth. For instance, the buccal cavity refers to the oral cavity, while the buccal mucosa pertains to the membrane lining the mouth.

BUCCAL: "The term buccal cavity is more often than not used for frogs, whereas oral cavity is preferred for humans. "
Cite this page: N., Pam M.S., "BUCCAL," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/buccal/ (accessed September 26, 2021).