| Acronym | Definition |
|---|
| GCM➣General Circulation Model |
| GCM➣Google Cloud Messaging (mobile technology) |
| GCM➣Galois/Counter Mode (cryptography) |
| GCM➣Global Climate Model |
| GCM➣Grand Corps Malade (poet) |
| GCM➣Geriatric Care Managers |
| GCM➣Global Circulation Model |
| GCM➣Golf Course Maintenance |
| GCM➣Gnome Clipboard Manager |
| GCM➣Google Checkout Merchant |
| GCM➣Global Commerce Management |
| GCM➣Global Call Management |
| GCM➣Global Commodity Manager |
| GCM➣General Court-Martial |
| GCM➣Global Campaign for Microbicides (disease prevention) |
| GCM➣Growth Curve Model |
| GCM➣Good Conduct Medal |
| GCM➣Graham Capital Management (Rowayton, CT) |
| GCM➣Gary-Chicago-Milwaukee (transportation corridor) |
| GCM➣Graduate College of Management (Southern Cross University) |
| GCM➣Global Community Monitor (est. 2001; El Cerrito, CA) |
| GCM➣Garbage Can Model (organizational choice) |
| GCM➣Groupement de Commandos de Montagne (French: Group of Mountain Commandos) |
| GCM➣Gross Combination Mass |
| GCM➣Graphic Communications Management |
| GCM➣General Counsel Memorandum (IRS) |
| GCM➣Groupement des Compagnons Moulistes (French: Group of the Companions Mold Makers) |
| GCM➣Great Commission Ministries (international church and missions organization) |
| GCM➣Generalized Conversion Matrix (engineering) |
| GCM➣Great Cities Missions |
| GCM➣Greenwich Capital Markets |
| GCM➣Greedy Channel Management |
| GCM➣Gilbert-Cell Mixer (electronics) |
| GCM➣Global Citizens Movement |
| GCM➣Génie Climatique Mispouillé (French climate company) |
| GCM➣Greatest Common Measure |
| GCM➣Greatest Common Multiple |
| GCM➣Global Christian Movement |
| GCM➣Ghana Chamber of Mines (Accra, Ghana) |
| GCM➣General Consumer Market (sector) |
| GCM➣General Conference Meeting (International Atomic Energy Agency) |
| GCM➣Gross Contribution Margin (finance) |
| GCM➣Government Created Money |
| GCM➣GIG (Global Information Grid) Content Management (US DoD Architectural Vision) |
| GCM➣Growing Christian Ministries (est. 1971; Westerly, RI) |
| GCM➣Geodesic Constant Method |
| GCM➣Ground Control Message |
| GCM➣Graph Computation Models (workshop) |
| GCM➣Gun Control Module |
| GCM➣General Control Module |
| GCM➣Gulf Coast Marine |
| GCM➣Golay Coding Modulation |
| GCM➣Grand Cross of the Most Illustrious Order of Merit (Antigua and Barbuda) |
| GCM➣Chief Counsel's Memorandum (IRB) |
| GCM➣General Clutter Model (radar) |
| GCM➣Group Controller Module (DSC) |
| GCM➣Guidance and Control Module |
| GCM➣General Claims Memo (State Farm Insurance) |
| GCM➣Guard Channel Method |
| GCM➣General Care Manager |
| GCM➣Global Customer Relationship Management |
| GCM➣Global Capability Matrix |
| GCM➣Gulf Coast Motor Lines, Inc. (Gulf Coast Gray Line) |
| GCM➣Gwinnett Commercial Maintenance (Atlanta, GA) |
| GCM➣Government Contract Manager |
| GCM➣Guest Communication Manager |
| GCM➣Generalized Coupling Model (electromagnetics) |
| GCM➣Good Central Maintained Vision (ophthalmology; used with infants in testing) |
| GCM➣Grand Cayman Island, Cayman Islands - Owen Roberts International Airport (Airport Code) |
| GCM➣Global Change Management, Inc. (Winter Park, FL) |