Meaning

adjective of or relating to or toward the cheek

adjective lying within the mouth

adjective oriented toward the inside of the cheek

originEtymology tree Celticbor.? Latin bucca Proto-Indo-European *h₂el-der.? Proto-Italic *-ālis Latin -ālisbor. Old French -albor. ▲ Latin -ālis Old French -elbor. ▲ Latin -ālisbor. Middle English -al English -al English buccal From Latin bucca (“the cheek”) + -al. By surface analysis, bucc- + -al.

Etymology from Wiktionary, CC BY-SA 3.0