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axillary (adj.)[axillary 词源字典]: "pertaining to the armpit or shoulder," 1610s, from Latin *axillaris, from axilla "armpit, upper arm, wing" (see axle).[axillary etymology, axillary origin, 英语词源]
maxillary (adj.): 1620s, from Latin maxilla (see maxilla) + -ary.
admaxillary: "Situated close to or connected with the maxilla; (in early use) specifically designating accessory salivary glands associated with the parotid and submaxillary glands in certain mammals. Now rare", Late 19th cent. From ad- + maxillary. Compare earlier submaxillary, intermaxillary, and premaxillary.