| Acronym | Definition |
|---|
| SNL | Saturday Night Live |
| SNL | Sunday Night Live |
| SNL | Sandia National Laboratories |
| SNL | Sentinel Lymph Node |
| SNL | Security National Life Insurance Company (est. 1965) |
| SNL | Swift Netlink |
| SNL | Symbol not a Linkage Name |
| SNL | School for New Learning (DePaul University; Chicago, IL) |
| SNL | Springfield News-Leader (Missouri newspaper) |
| SNL | Sweet N Low |
| SNL | Solidarités Nouvelles pour Le Logement (French: Solidarity for New Housing) |
| SNL | Société Nouvelle du Littoral (French: New Littoral Society) |
| SNL | Société des Naturalistes Luxembourgeois (French: Luxembourg Society of Naturalists) |
| SNL | Somali National League (political organization) |
| SNL | Soviet Net Label (record label) |
| SNL | Standard Nomenclature List |
| SNL | State Notation Language |
| SNL | Sentinel Node Localization |
| SNL | Shot Noise Level |
| SNL | Société Nationale du Logement (French: National Housing Corporation) |
| SNL | Sun Chemical Corporation (former stock symbol; now delisted) |
| SNL | Scottish Nuclear Limited |
| SNL | Standard Name Line |
| SNL | Spore Newsletter |
| SNL | Show'N Low (custom car club) |
| SNL | Sample Noise Level |
| SNL | Stock Number List |
| SNL | State Narcotics Law |
| SNL | Srpska Nacionalna Liga (Serbian: Serbian National League; Chicago, IL) |
| SNL | Supernatant Liquor (process engineering) |