| Acronym | Definition |
|---|
| PN➣Pan |
| PN➣Part Number |
| PN➣Polished Nickel (product feature) |
| PN➣Practical Nurse |
| PN➣Panama (including Canal Zone Region) |
| PN➣Pordenone (Friuli Venezia Giulia, Italy) |
| PN➣Parenteral Nutrition (intravenous diet administration) |
| PN➣Product Name |
| PN➣Peripheral Neuropathy |
| PN➣Peanut |
| PN➣Postnuke (website content management sytem) |
| PN➣Project Number |
| PN➣Partido Nacional (Spanish: National Party) |
| PN➣Pitcairn Island (top level domain) |
| PN➣Pinot Noir (wine) |
| PN➣Police Nationale (French: National Police) |
| PN➣Parques Nacionales (National Parks Administration, Argentina) |
| PN➣Promissory Note |
| PN➣Pakistan Navy |
| PN➣Philippine Navy |
| PN➣Platoon (Canadian/British) |
| PN➣Practice Nurse |
| PN➣Pseudo-Noise |
| PN➣Planetary Nebula |
| PN➣Public Nudity |
| PN➣Noise Power |
| PN➣Phase Noise (communication systems) |
| PN➣Partit Nazzjonalista (Nationalist Party, Malta) |
| PN➣Polska Norma (Polish: Polish Standard) |
| PN➣Pengadilan Negeri (Indonesian: district court) |
| PN➣Petri Net |
| PN➣Personal Needs |
| PN➣Pneumonic |
| PN➣Program Neighborhood (Citrix Client Software) |
| PN➣Play Nice (gaming) |
| PN➣Protease Nexin |
| PN➣Pacific National (Australia) |
| PN➣Pressure Normalized (gas wells) |
| PN➣Peer Networking |
| PN➣Polish Notation (aka prefix notation) |
| PN➣Predicate Nominative |
| PN➣Pression Nominale (French: Nominal Pressure) |
| PN➣Procurement Notice |
| PN➣Property Number |
| PN➣Pressure Number |
| PN➣Participating National (FCC) |
| PN➣Proportional Navigation |
| PN➣Participatory Note |
| PN➣Processor Node |
| PN➣Preliminary Notification |
| PN➣Position Navigation |
| PN➣Paso A Nivel (Spain) |
| PN➣Partner Nation |
| PN➣Percussion Note |
| PN➣Planet Namek |
| PN➣Problem Notification |
| PN➣Prominent Nuclei |
| PN➣Perfect Nonlinear |
| PN➣Positive Notification |
| PN➣Pedigree Nursery |
| PN➣Polemiko Nautiko (Greek Navy) |
| PN➣Petitioner Name |
| PN➣US Postal Note (Scott Catalogue prefix; philately) |
| PN➣Pseudorandom Noise/Number |
| PN➣(USN Rating) Personnelman |
| PN➣Poikiloderma with Neutropenia |
| PN➣Piedmont and Northern Railway Company |
| PN➣Periodic Nonharmonic |
| PN➣Positive-channel, Negative-channel junction (electronics, semiconductors) |