| Acronym | Sense | Language | Topics |
|---|---|---|---|
| ATM | Ataxia Telangiectasia Mutated | In English | → Proteins → Genetics → Pathology |
| ATM | Apollo Telescope Mount | In English | → Astronautics |
| ATM | Ascent Trajectory Model | In English | → Astronautics |
| ATM | Asynchronous Transfer Mode | In English | → Networks, communication → Telecommunications |
| ATM | Advanced Testing Methods | In English | |
| ATM | Adobe Type Manager | In English | → Computer science |
| ATM | Abstract Test Method | In English | |
| ATM | Anti-Tactical Missile | In English | → Military engineering |
| ATM | Air Training Missile | In English | → Military engineering → Education |
| ATM | Anti-Tank Missile | In English | → Military engineering |
| ATM | Air Traffic Management | In English | → Transport and postal services |