Assertion: skeletal system's bone | /r/HasProperty | jawbone
Facets:
value: commonly
type: TEMPORAL
Source sentences:
text: The lower-most bone of the skull is the mandible, or jawbone.
text: The two zygomatic (zie-go-MA-tik) bones are commonly called the cheekbones.
text: The mandible bone is also known as the jaw bone, and is the only freely movable bone on the skull.