Learner's definition of QUARRY. 1. : to dig or take (stone or other materials) from a quarry. â often used as (be) quarried. [+ object]. Limestone is quarried in this area. The stone used for these buildings was quarried from a nearby site.
The mastoid process is a conical prominence projecting from the undersurface of the mastoid portion of the temporal bone.It is located just behind the external acoustic meatus, and lateral to the styloid process.he mastoid process is a conical prominence projecting from the undersurface of the mastoid portion of the temporal bone.
A mastoidectomy is surgery to remove cells in the hollow, air-filled spaces in the skull behind the ear. These cells are called mastoid air cells. This surgery used to be a common way to treat an infection in mastoid air cells. In most cases, the condition was caused by an ear infection that spread to [â¦]