| Acronym | Definition |
|---|
| PNN➣PPSIMMONS News and Ministry Network (est. 2008) |
| PNN➣Plmn Network Name |
| PNN➣Probabilistic Neural Network |
| PNN➣Persian News Network (Voice of America) |
| PNN➣Personal News Network (website) |
| PNN➣Pepinnini Minerals (Australia) |
| PNN➣Poor News Network (website) |
| PNN➣Propulsione Non Newtoniana (Italian: Non Newtonian Propulsion) |
| PNN➣Police National Network (UK) |
| PNN➣Polynomial Neural Network (mathematics) |
| PNN➣Pesticide Notification Network (Washington State University) |
| PNN➣Photo News Network |
| PNN➣Pay News Network (San Antonio, TX) |
| PNN➣Profesor No Numerario |
| PNN➣Princeton News Network (Princeton University; New Jersey) |
| PNN➣Pulsed Neutron Neutron |
| PNN➣Positive News Network (Cary, IL) |
| PNN➣Plokta News Network (science-fiction fansite) |
| PNN➣Pharmacotherapy News Network (journal) |
| PNN➣Pb(Ni1/3Nb2/3)O3 (Lead Nickel Niobate) |
| PNN➣Pride Nation Network (gay and lesbian media website) |
| PNN➣Planet2025 News Network (internet news service) |
| PNN➣Phillips Neighborhood Network (Minneapolis, MN) |
| PNN➣Plausible Neural Network |
| PNN➣Puppet News Network |
| PNN➣Panther News Network |
| PNN➣Professional Nursing Network (New York, NY) |
| PNN➣Paranormal News Network (podcast) |
| PNN➣Pins 'N' Needles |
| PNN➣Lead Nickel Niobate (Pb(Ni1/3Nb2/3)O3) |
| PNN➣Photo-Novel News (Star Wars) |
| PNN➣Part Number Nomenclature |
| PNN➣Precision Nutrition Network |
| PNN➣Prediction-Based Nearest Neighbor |
| PNN➣Psychodrama Network News (newsletter) |
| PNN➣Petroleum News Net (website) |
| PNN➣Pakistan News Network |
| PNN➣Private's News Network |
| PNN➣Private Newsstand Network |
| PNN➣Pulmonary Necrobiotic Nodule |