MAC - Definition and Overview

MAC has several meanings, including:

MAC (cosmetics)
(erroneously) Macintosh computer by Apple
Mammalian artificial chromosome
mandatory access control
Maximum allowable concentration of toxins, e.g. in food or as reference in environmental remediation
Media Access Control - hence MAC address
Merchant Aircraft Carrier ships
Message authentication code, in cryptography
Metropolitan Airports Commission, operator of airports in the Minneapolis-St. Paul region of Minnesota
Mid-American Conference, US collegiate sports conference
Middle Atlantic Conference, US collegiate sports conference, also its parent group, the Middle Atlantic Corporation
The Midlands Arts Centre, a venue in Birmingham, England
Minimum alveolar concentration (Anaesthesia)
Michigan Agricultural College, usually written "M.A.C.", was the name of Michigan State University from 1909 to 1925.
Multiply-accumulate, especially in digital signal processor contexts
MAC times in a computer file system are times of last modification, access, and change of a file.
Michigan Aerospace Corporation, a company in Ann Arbor, Michigan.