Is Maxillae Singular or Plural?

The plural form of maxilla is maxillas or maxillae.

Is Maxillae plural?

The maxilla (plural: maxillae /mækˈsɪliː/) in vertebrates is the upper fixed (not fixed in Neopterygii) bone of the jaw formed from the fusion of two maxillary bones.

What is mean by Maxillae?

1a : jaw sense 1a. b(1) : an upper jaw especially of humans and other mammals in which the bony elements are closely fused. (2) : either of the two bones that lie with one on each side of the upper jaw lateral to the premaxilla and that in higher vertebrates bear most of the teeth.