Maxilla (noun)

1. The upper jawbone in vertebrates, consisting of two bones that support the upper teeth.
2. The bony structure in the head of insects and other invertebrates that supports the mouthparts.

Origin:

The word maxilla comes from the latin word 'maxilla' which means jaw.

Examples:

1. The patient's broken maxilla was successfully repaired by the oral surgeon.
2. The beetle's maxilla was one of its most important appendages for feeding and defense.
3. The maxilla played a crucial role in chewing and speaking.
4. The maxilla was an essential part of the insect's anatomy.
5. The maxilla was surgically removed and replaced with a prosthetic jaw.