n. pl. zy·go·ma·ta (-mə-tə) or zy·go·mas 1. The zygomatic bone. 2. The zygomatic arch. 3. The zygomatic process. [New Latin zygōma, zygōmat-, from Greek zugōma, bolt, from zugoun, to join; see yeug- in the Appendix of Indo-European roots.] zy′go·matic (-mătĭk) adj. |
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