Definitions

1. adjective

relating to or characteristic of the mouth or jaws

“The dentist examined the patient’s faucial tissues for signs of infection.”

2. noun

the mouth or jaws

“The faucial region of the skull was particularly fragile.”

3. noun

the opening of a duct or tube, especially the opening of a lymphatic vessel or gland

“The doctor examined the patient’s faucial glands for signs of swelling.”