| Acronym | Definition |
|---|
| NLSS➣Northernlion Live Super Show |
| NLSS➣North Lambton Secondary School (Forest, Ontario, Canada) |
| NLSS➣National Learner Satisfaction Survey (UK) |
| NLSS➣Northern Lights Secondary School (Moosonee, Ontario, Canada) |
| NLSS➣National Longitudinal Survey of Schools (US Department of Education) |
| NLSS➣National Laboratory-Based Surveillance System (est. 1967; Italy) |
| NLSS➣Navy Logistics Systems School |