Editing Mac (section)

==Science and technology==
===Biology and medicine===
* [[MAC (chemotherapy)]], a chemotherapy regimen of Mitoxantrone and Ara-C
* Maximum allowable concentration, a concept related to [[threshold limit value]] (TLV)
* [[Membrane attack complex]], an immune system function using complement
* [[Microbiota-accessible carbohydrates]], a category of carbohydrates consumed by gut microbes
* [[Minimum alveolar concentration]], a measure used to compare the strengths of anesthetic vapors
* [[Mitochondrial apoptosis-induced channel]], the cytochrome c release pore of apoptotic mitochondria
* Monitored anesthesia care, a form of [[anesthesia awareness#Conscious sedation and monitored anesthesia care|anesthesia with partial awareness]]
* [[Mycobacterium avium complex]], a group of environmental pathogens

===Computing and telecommunication===
* [[Mac (computer)]], a brand of computers and computer operating systems made by Apple Inc.
** [[macOS]], formerly Mac OS X and OS X, Apple's current operating system for Mac computers
** [[Classic Mac OS]], the original operating system for Apple's Macintosh
** [[.Mac]], now iCloud, a subscription service by Apple
* [[MAC times]], metadata containing event times associated with a computer file
* [[Mandatory access control]], a type of access control in computer security
* [[Maximum activate count]], a parameter associated with the LPDDR4 memory's TRR feature
* [[Medium access control]] or Media Access Control, a sublayer of the Data Link layer
** [[MAC address]], a unique identifier assigned to a network interface controller
* [[Message authentication code]], used to authenticate a message in cryptography
* [[Migration Authorisation Code]], used when switching Internet service providers in the UK
* [[Multiplexed Analogue Components]], a proposed satellite television transmission standard
* [[Multiply–accumulate operation]] (MAC), or multiplier–accumulator, in digital signal processing
* .mac, a file extension for macros in [[Agilent ChemStation]] software

===Other science and technology===
* [[Mean aerodynamic chord]], a measure of the geometry of an airfoil