maxilla (n.)youdaoicibaDictYouDict[maxilla 词源字典]
"jaw, jawbone," 1670s, from Latin maxilla "upper jaw," diminutive of mala "jaw, cheekbone." "Maxilla stands to mala as axilla, 'armpit,' stands to ala 'wing'" [Klein]. Related: Maxillar; maxilliform.[maxilla etymology, maxilla origin, 英语词源]