Macs

Macs, MACS, etc. may refer to:

Medicine

 * Manual Ability Classification System, of manual dexterity in cerebral palsy
 * Minimal Access Cranial Suspension, a form of facial surgery or rhytidectomy used to reduce wrinkles and lift sagging facial tissue
 * Multicenter AIDS Cohort Study

Science and technology

 * Mac computers, a nickname for the Macintosh brand
 * MACS (software), Model-based Analysis of ChIP-Seq, software for finding peaks in ChIP-Seq data used in computational biology
 * Magellanic Catalogue of Stars, a catalogue of positions for stars covering large areas around the Large and Small Magellanic Clouds
 * Magnetic-activated cell sorting
 * MAssive Cluster Survey, a survey of distant galaxy clusters that are very bright in X-ray

Other

 * Mac's Convenience Stores, a chain of stores in Canada
 * "macs" (short story), by Terry Bisson
 * Metropolitan Area Commuter System, a bus system in Fairbanks, Alaska, US
 * Mountain Ash Comprehensive School, in Wales