| Acronym | Definition |
|---|
| RAM | Random-Access Memory |
| RAM | Rage Against the Machine (band) |
| RAM | Royal Academy of Music |
| RAM | Repair and Maintenance |
| RAM | Radioactive Material |
| RAM | Reverse Annuity Mortgage |
| RAM | Read And Modify (original meaning when referring to computer memory) |
| RAM | Remote Area Medical |
| RAM | Reliability and Maintainability |
| RAM | Rolling Airframe Missile |
| RAM | Random Access Machine (informatics) |
| RAM | Reliability, Availability, & Maintainability |
| RAM | Risk Assessment Methodology |
| RAM | Royal Australian Mint |
| RAM | Recent Advances in Manufacturing |
| RAM | Responsibility Assignment Matrix (project management) |
| RAM | Robotics, Automation and Mechatronics (International Conference) |
| RAM | Radar-Absorbing Material |
| RAM | Rockets And Missiles |
| RAM | Radar Absorbent Material |
| RAM | Relative Atomic Mass (chemistry) |
| RAM | Remote Access Manager (Digital Lightwave) |
| RAM | Rockets, Artillery and Mortars |
| RAM | Risk Assessment Matrix |
| RAM | Rechargeable Alkaline Manganese (battery) |
| RAM | Royal Arch Mason (magazine) |
| RAM | Root Apical Meristem |
| RAM | Reform the Armed Forces Movement (Philippines) |
| RAM | Restaurant Association of Maryland (Columbia, MD) |
| RAM | Radio Audience Measurement |
| RAM | Revista del Aficionado a la Meteorologia (Spanish) |
| RAM | Remote Access Multiplexer (Pulsecom) |
| RAM | Regional Agency Markets |
| RAM | Rating Agency Malaysia Bhd. |
| RAM | Royal Ark Mariners (Masonic) |
| RAM | Reading Acceleration Machine |
| RAM | Resource Allocation Method |
| RAM | Restricted Access Management (fishing program) |
| RAM | Rec.arts.mystery (Usenet group) |
| RAM | Real Audio Movie (file extension) |
| RAM | Resource Allocation Management |
| RAM | Random Antiterrorism Measures (DOD) |
| RAM | Restricted-Access Media |
| RAM | Radiation Area Monitor |
| RAM | Russian Aviation Museum |
| RAM | Remedy Asset Management |
| RAM | Revenue Accounting and Management |
| RAM | Research Analysis & Maintenance, Inc. |
| RAM | Residue Analytical Methods |
| RAM | Royal Air Maroc, Morocco (ICAO code) |
| RAM | Restricted Access Materials |
| RAM | Rapid Alternating Movements (neurology) |
| RAM | Reconnaissance Air Meet |
| RAM | Rest Are Mine (when playing hearts online) |
| RAM | Russo-American Mercantile (Buck Rogers RPG) |
| RAM | Raised Angle Marker (military paradrop) |
| RAM | Regional Atheist Meet (American Atheists, Inc.) |
| RAM | Raised Angle Marker (identifies point of impact for airdrop operations) |
| RAM | Restricted Area Molding |
| RAM | Rapid Arm Movement (breastfeeding technique) |
| RAM | Ready Access Memory, Inc. |
| RAM | Rectangular Approximation Method (calculus, integrals) |
| RAM | Regional Audit Manager |
| RAM | Rapid Area Maintenance |
| RAM | Rebolusyonaryong Alyansang Makabayan (Philippines extremist group) |
| RAM | Radio Attenuation Measurement |
| RAM | Requirements Allocation Matrix |
| RAM | Requirements Abstraction Model |
| RAM | Remote Area Monitor |
| RAM | Regional Asset Manager |
| RAM | Ras-Related Gene from Megakaryocyte (protein) |
| RAM | Streaming RealAudio File |
| RAM | Random Access Measurement System (Sprint) |
| RAM | Research and Applications Module |
| RAM | Registered Apartment Management |
| RAM | Robbery Apprehension Module (NYPD) |
| RAM | Right Ascension of the Meridian |
| RAM | Radiation Air Monitor |
| RAM | Ratscat Advanced Measurement |
| RAM | Radiation Attenuation Measurement |
| RAM | Regional Area Meteorologist |
| RAM | Retrofit Attrition Material |
| RAM | Reliability Assessment & Monitoring |
| RAM | Radiological Aerosol Monitor |
| RAM | Playlist file for multiple RA (RealAudio) or RM (RealMedia) files |
| RAM | Regional Analysis Model |
| RAM | Residual Asset Manager |
| RAM | Responsibility and Accountability Matrix |
| RAM | Readiness Action Measure |
| RAM | Response Activity Matrix |