| Abbreviation | Definition |
|---|---|
| LIDT | Load Interrupt Descriptor Table |
| LIP | Loop Initialization Primitive |
| LIS | Load Immediate Shifted |
| LL | Long List |
| LLAMA | Line Load Attenuation Mechanism Assembly |
| LLC | Low Level Code |
| LLDT | Load Local Descriptor Table |
| LLL | Low Level Language |
| LLL | Low Level List |
| LM | Load Math |
| LMA | Launcher Mechanical Assembly |
| LMSW | Load Machine Status Word |
| LN | Line Number |
| LNK | Link |
| LOCK | Lock the Bus |
| LODA | Lexicographical Order Descent Assembly |
| LODS | Load String |
| LODSB | Load String Byte |
| LODSD | Load String Doubleword |
| LODSW | Load String Word |