maxilla(redirected from Maxillary bone)
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Related to Maxillary bone: zygomatic bone, lacrimal bone, nasal bone, palatine bone
1. the upper jawbone in vertebrates
2. any member of one or two pairs of mouthparts in insects and other arthropods used as accessory jaws
The upper jawbone.
The upper jaw.
Either of the first two pairs of mouthparts posterior to the mandibles in certain arthropods.