What's the difference between cranioscopist and cranioscopy?

Cranioscopist

Definition:

• (n.) One skilled in, or who practices, cranioscopy.

Example Sentences:

Cranioscopy

Definition:

• (n.) Scientific examination of the cranium.

Example Sentences:

• (1) Two Ptolemaic period mummies underwent head and neck examination including high-resolution tomography and endoscopic rhinoscopy and cranioscopy.