| Acronym | Definition |
|---|
| LSF➣Linear Spectral Frequency (signal processing) |
| LSF➣Langue des Signes Française (French Sign Language) |
| LSF➣Lightweight Steel Framing |
| LSF➣Lamp Survival Factor (lighting) |
| LSF➣Load Sharing Facility |
| LSF➣Lehre Studium Forschung (German: Teaching Education Research) |
| LSF➣Lime Saturation Factor (raw materials) |
| LSF➣Linux Socket Filter |
| LSF➣Line Switch Frame |
| LSF➣Library System File |
| LSF➣Label Style File |
| LSF➣Leased from |
| LSF➣Line Spread Function |
| LSF➣Lost Souls Forever |
| LSF➣Learning for a Sustainable Future (est. 1991; Canada) |
| LSF➣Les Savy Fav (band) |
| LSF➣Low Smoke and Fume |
| LSF➣Large-Scale Flow |
| LSF➣Law Society Finals (UK) |
| LSF➣Lanka Software Foundation (Sri Lanka) |
| LSF➣Lyme sans Frontière (French: Lyme Disease without Border) |
| LSF➣Luxembourg School of Finance (Luxembourg University) |
| LSF➣Late SV40 Factor (mammalian transcription) |
| LSF➣Liberty Security Force (gaming) |
| LSF➣Linux Socket Filtering |
| LSF➣Least Slack First |
| LSF➣Libros sin Fronteras (Spanish: Books without Frontiers; Olympia, WA) |
| LSF➣Lutheran Services of Florida |
| LSF➣Light Strike Force (Singapore Police) |
| LSF➣Laser-Saturated Fluorescence |
| LSF➣Logistics Support Facility |
| LSF➣Least Significant First (byte order) |
| LSF➣Lost Strike Force (gaming clan) |
| LSF➣Local Service Freeze |
| LSF➣Linear State Feedback |
| LSF➣Least Significant Figure |
| LSF➣Longest Segment First |
| LSF➣Life Sciences Facility |
| LSF➣Lloyd Special Forces |
| LSF➣Low-Stop Filter |
| LSF➣Least Squares Fusion |
| LSF➣Lesser Sciatic Foramen |
| LSF➣Lower Support Frame |
| LSF➣Line-Supervision Frame |
| LSF➣Lone Star Football |