

| Acronym | Sense | Language | Topics | 
|---|---|---|---|
| PCCN | Palier de Protection et de Contrôle Commande Numérique | In French | → Electrical engineering | 
| PCE | Prêt à la Création d'Entreprise | In French | → Economics | 
| PCE | Psychologie Cognitive et Ergonomique | In French | → Psychology | 
| PCEM | Premier Cycle des Études Médicales | In French | → Higher education, universities → Medicine | 
| PCEP | Premier Cycle des Études Pharmaceutiques | In French | → Higher education, universities → Pharmacology, toxicology | 
| PCF | Parti Communiste Français (www.pcf.fr) | In French | → Communist parties → France | 
| PCFG | Probabilistic Context Free Grammars | In French | → Linguistics | 
| PCG | Plan Comptable Général | In French | → Accounting | 
| PCGN | Point Confort Gaz Naturel | In French | → Energy economics | 
| PCH | Prestation de Compensation du Handicap | In French | → Medicine | 
| PCH | Poney Club de La Houssaye | In French | → Organizations and associations → Sport, physical exercises | 
| PCH | Pharmacie Centrale des Hôpitaux | In French | → Pharmacology, toxicology | 
| PCI | Programme de Contrôle Interne | In French | |
| PCI | Plan de Contrôle Interne | In French | |
| PCI | Perte de Connaissance Initiale | In French | → Traumatology | 
| PCIME | Prise en Charge Intégrée des Maladies de l'Enfance | In French | → Pediatry | 
| PCL | Prêt Conventionné Locatif | In French | → Finance → Accommodation | 
| PCLS | Prêt Conventionné Locatif Social | In French | → Finance → Accommodation | 
| PCM | Plan Communal de Mobilité | In French | → Public administration, government → Regional planning → Transport and postal services | 
| PCM | Poste de Commandement Mobile | In French | |
| PCME | Physique, Chimie, Mécanique, Électronique | In French | → Higher education, universities → Physics → Chemistry → Mechanical engineering → Engineering, technology | 
| PCMLF | Parti Communiste Marxiste-Léniniste de France | In French | → Communist parties → France | 
| PCN | Plan Comptable National | In French | → Accounting | 
| PCOF | Parti Communiste des Ouvriers de France | In French | → Communist parties → France | 
| PCP | Politique Commune de la Pêche | In French | → European Union → Fishing, hunting | 
| PCP | Physico-Chimie des Polymères | In French | → Chemical technology → Plastic industry | 
| PCPS | Plan Communal de Prévention et de Secours | In French | → Municipal administration → Firefighting | 
| PCR | Projet Collectif de Recherche | In French | → Organizations and associations → Research policy | 
| PCRD | Programme-Cadre de Recherche et de Développement | In French | → Research policy → Engineering, technology | 
| PCRDT | Programme Cadre de Recherche et Développement Technologique | In French | → International relations → Mathematics and natural sciences → Engineering, technology | 
| PCRP | Poste Central de Regroupement de Postes | In French | → Electrical engineering → France | 
| PCS | Plan de Continuité de Service | In French | |
| PCS | Pouvoir Calorifique Supérieur | In French | → Energy economics | 
| PCS | Professions et Catégories Socioprofessionnelles | In French | → Statistics → Labour, labour economics | 
| PCSI | Projet de Coopération Scientifique Inter-universitaire | In French | → Research policy → Higher education, universities | 
| PCSM | Pouvoir Calorifique Supérieur Mensuel | In French | → Energy economics | 
| PCUS | Parti Communiste de l'Union Soviétique = SKUS | Strollad Komunour an Unaniezh Soviedel | In Breton = KPdSU | Kommunistische Partei der Sowjetunion | In German = KПCC | Коммунистическая партия Советского Союза | In Russian = KПCC | Kommunistitscheskaja Partija Sowjetskogo Sojusa | In Russian = KSSR | Komunistická strana Sovětského svazu | In Czech = KPSU | Komunisma Partio de Soveta Unio | In Esperanto = PCUS | Partito Comunista dell'Unione Sovietica | In Italian | In French | → Communist parties | 
| PCV | Payable Chez Vous | In French | → Economics | 
| PCVS | Pouvoir Calorifique Variable Supérieur | In French | → Energy economics | 
| Pd | Palladium = Pd | Palladium | In Afrikaans = Pd | بالاديوم | In Arabic = Pd | প্যালাডিয়াম | In Bengali = Pd | Паладый | In Belarusian = Pd | Paladijum | In Bosnian = Pd | Паладий | In Bulgarian = Pd | Pal·ladi | In Catalan = Pd | Palladium | In Czech = Pd | Palladiu | In Corsican = Pd | Paladiwm | In Welsh = Pd | Palladium | In Danish = Pd | Palladium | In German = Pd | Pallaadium | In Estonian = Pd | Παλλάδιο | In Greek = Pd | Paladio | In Spanish = Pd | Paladio | In Esperanto = Pd | Paladio | In Basque = Pd | Paladi | In Friulian = Pd | Pallaadjum | In Manx = Pd | Paladio | In Galician = Pd | 팔라듐 | In Korean = Pd | Պալադիում | In Armenian = Pd | पलाडियम | In Hindi = Pd | Paladij | In Croatian = Pd | Paladio | In Ido = Pd | Paladium | In Indonesian = Pd | Palladín | In Icelandic = Pd | Palladio | In Italian = Pd | פלדיום | In Hebrew = Pd | Paladium | JV = Pd | ಪಲ್ಲಾಡಿಯಮ್ | In Kannada = Pd | Paladi | In Swahili = Pd | Paladyòm | In Haitian Creole = Pd | Paladyûm | In Kurdish = Pd | Palladium | In Latin = Pd | Pallādijs | In Latvian = Pd | Palladium | In Letzeburgesh = Pd | Paladis | In Lithuanian = Pd | jinmrpaladi | In Lojban = Pd | Palládium | In Hungarian = Pd | പലേഡിയം | In Malayalam = Pd | पॅलॅडियम | In Marathi = Pd | Palladium | In Dutch = Pd | パラジウム | In Japanese = Pd | Palladium | In Norwegian = Pd | Palladium | In Nynorsk = Pd | Palladi | In Occitan = Pd | Palladiy | In Uzbek = Pd | Pallad | In Polish = Pd | Paládio | In Portuguese = Pd | Paladiu | In Romanian = Pd | Палладий | In Russian = Pd | Palladiu | In Sicilian = Pd | Paládium | In Slovak = Pd | Paladij | In Slovenian = Pd | Паладијум | In Serbian = Pd | Paladijum | In Serbo-Croatian = Pd | Palladium | In Finnish = Pd | Palladium | In Swedish = Pd | பலேடியம் | In Tamil = Pd | แพลเลเดียม | In Thai = Pd | Paladi | In Vietnamese = Pd | Paladyum | In Turkish = Pd | Паладій | In Ukrainian = Pd | 钯 | In Chinese = Pd | Palladium | In English | In French | → Chemistry | 
| PDA | Plan de Développement Annuel | In French | → Management | 
| PDE | Plan de Déplacement d'Entreprise | In French | → Transport and postal services | 
| PDE | Producteur Distributeur d'Électricité | In French | → Energy economics → Electrical engineering | 
| PDEDMA | Plan Départemental d'Élimination des Déchets Ménagers et Assimilés | In French | → Environmental protection | 
| PDG | Président Directeur Général | In French | → Management | 
| PDL | Plan de Développement Logiciel | In French | → Software | 
| PDM | Product Data Management | In French | → Management | 
| PDM | Part De Marché | In French | → Economics | 
| PDO | Programme de Départs Organisés = ODP | Orderly Departure Programme | In English | In French | → Migrations | 
| PDR | Plan de Développement Rural | In French | → Regional planning → Agricultural sciences | 
| PDR | Point De Raccordement | In French | → Energy economics | 
| PDRN | Plan de Développement Rural National | In French | → Regional planning → Agricultural sciences | 
| PDS | Parti Démocratique Sénégalais | In French | → Political parties and movements | 
| PDS | Plan de Développement Stratégique | In French | → Management | 
| PDSCC | Projet de Développement des Services à la Clientèle Courante | In French | |
| PDU | Plan de Déplacements Urbains | In French | → Transport and postal services | 
| PDU | Plan de Déplacement Urbain | In French | → Regional planning → Transport and postal services | 
| PDU | Plan de Développement Urbain | In French | → Regional planning | 
| PDUG | Plan de Desserte Urbain Gaz | In French | → Regional planning → Energy economics | 
| PDUIF | Plan de Déplacements Urbains d'Ile-de-France | In French | → Public administration, government → Transport and postal services → France | 
| PDZ | Point de Distribution de Zone | In French | → Telecommunications | 
| PE | Parlement Européen (www.europarl.europa.eu) = PE | Parlamento Europeo | In Spanish = EP | Eŭropa Parlamento | In Esperanto = EP | European Parliament | In English = EP | Europäisches Parlament | In German = ΕΚ | Ευρωπαϊκό Κοινοβούλιο | In Greek = EP | Evropský parlament | In Czech = PE | Parlament Europeu | In Catalan = ЕП | Европейски парламент | In Bulgarian = AP | Avropa Parlamenti | In Azerbaijani = EP | Europäescht Parlament | In Letzeburgesh = PE | Parlamento Europeo | In Italian = EP | Európai Parlament | In Hungarian = EP | Európsky parlament | In Slovak = PE | Parlamentul European | In Romanian = PE | Parlamento Europeu | In Portuguese = PE | Parlament Europejski | In Polish = EP | Europees Parlement | In Dutch | In French | → Parliaments, representation → European Union → Europe | 
| PE | Préjudice Esthétique | In French | → Civil law → Plastic surgery | 
| PE | Professeur des Écoles | In French | → Education | 
| PEAEC | Participation des Employeurs Agricoles à l'Effort de Construction | In French | → Taxes, duties → Construction → Accommodation | 
| PEAG | Pustulose Exanthématique Aiguë Généralisée = AGEP | Acute Generalised Exanthematous Pustulosis | In English | In French | → Dermatology → Immunology and allergy → Pharmacology, toxicology | 
| PEB | Plan d'Exposition au Bruit | In French | → Politics | 
| PECO | Pays d'Europe Centrale et Orientale | In French | → Geography | 
| PECT | Plan Énergie Climat Territorial | In French | → Regional administration → Energy economics → Meteorology, climatology → Environmental protection | 
| PEE | Plan Environnement Entreprise | In French | → Environmental protection | 
| PEE | Plan d'Épargne d'Entreprise | In French | → Finance | 
| PEE | Procédure d'Exécution d'Essais | In French | → Applied sciences, technology | 
| PEEC | Participation des Employeurs à l'Effort de Construction | In French | → Labour, labour economics → Accommodation | 
| PEEP | Parents d'Élève de l'Enseignement Public (www.peep.asso.fr) | In French | → Organizations and associations → Education → France | 
| PEF | Pôle Entrepreneuriat Féminin | In French | → Economics | 
| PEF | Pôle (interdisciplinaire) d'Études Françaises | In French | → Higher education, universities → Language, linguistics, literature | 
| PEG | Poly-Ethylène Glycol | In French | → Chemistry → Biochemistry, biophysics | 
| PEGASUS | Partnership for a European Group of Aeronautic and Space Universities | In French | → Specialized or polytechnical colleges → Higher education, universities → Aeronautics, aircraft → Vehicle engineering | 
| PEGC | Professeur d'Enseignement Général des Collèges | In French | → Education | 
| PEGC | Professeur d'Enseignement Général de Collège | In French | → Education | 
| PEI | Projet Entreprise Innovante | In French | → 3384 → 650115 | 
| PEL | Plan d'Épargne Logement | In French | → Banks → Accommodation | 
| PELS | Projet d'Économie Locale et Sociale | In French | → Economics → Social welfare | 
| PENCE | Promouvoir Ensemble le Nouveau Confort Électrique | In French | → Electrical engineering | 
| PENELOP | Protocole Étendu et Normalisé d'Échanges en Ligne pour les Opérations Patrimoniales | In French | → Networks, communication → Banks | 
| PEP | Pôle Européen de Plasturgie | In French | → Organizations and associations → Plastic industry | 
| PÉPINES | Promotion des estriennes pour initier une nouvelle équité sociale | In French | → Feminism | 
| PEPITE | Projet d'Évolution du PIlotage de Toutes les Entités | In French | → Management | 
| PER | Plan d'Exposition aux Risques | In French | → Management → Accidents, risks, safety | 
| PERG | Programme d'Électrification Rurale Global | In French | → Electrical engineering → Regional planning | 
| PERSEE | Plate-forme d'Études et de Recherches en SÉcurité Évolutive | In French | |
| PES | Polyéthersulfone | In French | → Chemical technology | 
| PESC | Politique Étrangère et de Sécurité Commune = CFSP | Common Foreign and Security Policy | In English = GASP | Gemeinsame Außen- und Sicherheitspolitik | In German = WPZiB | Wspólna polityka zagraniczna i bezpieczeństwa | In Polish = GBVB | Gemeenschappelijk Buitenlands en Veiligheidsbeleid | In Dutch = PESC | Politica Estera e di Sicurezza Comune | In Italian = SZPB | Společná zahraniční a bezpečnostní politika | In Czech = СЗБП | Спільна зовнішня та безпекова політика | In Ukrainian = SZPB | Spoločná zahraničná a bezpečnostná politika | In Slovak = PESC | Política Externa e de Segurança Comum | In Portuguese = FUSP | Felles utenriks- og sikkerhetspolitikk | In Norwegian | In French | → European Union → International relations → Police | 
| PESD | Politique Européenne de Sécurité et de Défense | In French | → Military affairs → European Union | 
| PETHA | Programme Ecorégional pour les Tropiques Humides et Subhumides de l'Afrique Subsaharienne = EPHTA | Ecoregional Programme for Humid and Subhumid Tropics of Subsaharan Africa | In English | In French | → 5023 → Africa | 
| PEV | Paul-Émile Victor | In French | |
| PEV | Parti Évangélique (www.evppev.ch) = EVP | Evangelische Volkspartei | In German | In French | → Political parties and movements → Christianity → Switzerland | 
| PEV | Programme Élargi de Vaccination | In French | → Medicine | 
| PEX | Partage d'EXpérience | In French | |
| PEXI | Pupitre d'EXploitation Informatisé | In French | → Computer hardware | 
| PF | Projet de formation | In French | → Research policy → Education | 
| PF | Prestations Familiales | In French | → Social welfare | 
| PF | Protocole Facultatif = OP | Optional Protocol | In English | In French | → International law | 
| PFA | Paralysie flasque aiguë | In French | → Pathology | 
| PFC | Plasma Frais Congelé | In French | → Blood and circulatory system → Pharmacology, toxicology | 
| PFCE | Prestation Fiscale Canadienne pour Enfants | In French | → Taxes, duties → Social welfare | 
| PFI | Plates-Formes Intégratrices | In French | → Engineering, technology | 
| PFIL | Plate-Forme d'Initiative Locale | In French | → Organizations and associations → Economics | 
| PFJ | Parlement Francophone des Jeunes | In French | → Parliaments, representation | 
| PFR | Prime de Fonction et de Résultat | In French | → Personnel management → Public administration, government | 
| PFT | Plate-Forme Technologique | In French | → Engineering, technology | 
| PGA | Prévision de Gestion Annuelle | In French | → Finance → Accounting | 
| PGC | Progiciel de Gestion du Contenu | In French | → Software → Knowledge management | 
| PGCD | Plus Grand Commun Diviseur | In French | → Number theory | 
| PGI | Progiciel de Gestion Intégré | In French | → Software | 
| PGN | Professionnel Gaz Naturel | In French | → Energy economics | 
| PGNC | Professionnel Gaz Naturel Confort | In French | → Energy economics | 
| PGP | Professionnel Gaz Propane | In French | → Energy economics | 
| PHA | Produit Hydro-Alcoolique | In French | → Pharmacology, toxicology | 
| PHB | Polyhydroxybutyrate | In French | → Chemistry → Chemicals | 
| PHI | Prix Horaire d'Immobilisation | In French | → Prices → Accounting | 
| PHRC | Programme Hospitalier de Recherche Clinique | In French | → Research policy → Medicine | 
| PI | Pôle Industrie | In French | → Industry, industrial policy | 
| PI | Poteau Incendie | In French | → Firefighting | 
| PIB | Produit Intérieur Brut = MEP | Malneta Enlanda Produkto | In Esperanto = GDP | Gross Domestic Product | In English = BKT | Bruttokansantuote | In Finnish = PIB | Producte Interior Brut | In Catalan = PIL | Prodotto Interno Lordo | In Italian = BNO | Bruto Nationoal Product | In Vlaams = BBP | Bruto Binnenlands Product | In Dutch | In French | → Economics | 
| PIBA | Produit Intérieur Brut Agricole | In French | → Economics → Agricultural sciences | 
| PIBM | Produit Intérieur Brut Marchand | In French | → Economics | 
| PIC | Projet d'Innovation Collaborative | In French | → Research policy | 
| PIC | Plate-forme Industrielle Courrier | In French | → Postal services → France | 
| PID | Proportionnel, Intégrale, Dérivée = PID | Proportional-Integral-Derivative | In English | In French | → Mathematics | 
| PIDE | Personnes Inscrites comme Demandeurs d'Emploi | In French | → Labour, labour economics | 
| PIE | Pistolet à Impulsions Électroniques | In French | → Military engineering | 
| PIF | Pilotage d'Interception en Force | In French | → Military engineering | 
| PIF | Plan Individuel de Formation | In French | → Education → Personnel management | 
| PIG | Principaux Indicateurs de Gestion | In French | → Accounting | 
| PIGB | Programme International Géosphère-Biosphère | In French | → Earth sciences → Biological sciences | 
| PIITHIE | Plagiat et Impact de l'Information Textuelle recHerchée dans un contexte InterlinguE (www.piithie.com) | In French | → Computer-based techniques → Linguistics | 
| PIM | Portail Intranet Mobile | In French | → Networks, communication → Telecommunications | 
| PIMMS | Point Information Médiation Multi-Services | In French | |
| PIO | Pression Intra-Oculaire | In French | → Ophthalmology | 
| PIPAME | Pôle Interministériel de Prospective et d'Anticipation des Mutations Économiques | In French | → Central administration → Economics | 
| PIR | Plate-forme Individuelle Roulante | In French | → Mechanical engineering → Construction | 
| PIREF | Programme Incitatif de Recherche sur l'Éducation et la Formation | In French | → Education | 
| PIRL | Plate-forme Individuelle Roulante Légère | In French | → Mechanical engineering → Construction | 
| PJ | Police Judiciaire | In French | → Police | 
| PJCC | Pièce de Journal de la Comptabilité Centrale = CAJV | Central Accounting Journal Voucher | In English | In French | → Accounting | 
| PL | Programmation Linéaire | In French | → Mathematics | 
| PL | Ponction Lombaire | In French | → Diagnostics | 
| PLA | Prêt Locatif Aidé | In French | → Finance → Accommodation | 
| PLA-I | Prêt Locatif Aidé d'Intégration | In French | → Finance → Accommodation | 
| PLA-LM | Prêt Locatif Aidé à Loyer Minoré | In French | → Finance → Accommodation | 
| PLAGL | Publications de l'Institut d'Astronomie et de Géophysique de Louvain | In French | → Serial publications, periodicals → Astronomy | 
| PLAI | Prêt Locatif Aidé d’Intégration | In French | → Banks → Social welfare → Accommodation | 
| PLATINOM | PLAte-forme Technologie et INstrumentation Optique et Microondes | In French | → Optics | 
| PLC | Professeur de Lycée et Collège | In French | → Education | 
| PLEU | Plan Local d'Évacuation d'Urgence | In French | → Accidents, risks, safety | 
| PLF | Projet de Loi de Finances | In French | → Politics → Economics | 
| PLI | Pays de la Loire Innovation | In French | → Regional administration → Engineering, technology → Research policy | 
| PLI | Plan Local de l'Innovation | In French | → Research policy | 
| PLI | Prêt Locatif Intermédiaire | In French | → Finance → Accommodation | 
| PLM | Physiopathologie des Lipides et Membranes | In French | → Physiology → Pathology | 
| PLM | Paris Lyon Marseille | In French | → Transport and postal services → France | 
| PLM | Paris Lyon Méditerranée | In French | → Transport and postal services → France | 
| PLNE | Programmation Linéaire en Nombres Entiers | In French | → Mathematics | 
| PLO | Patronage Laïque d'Octeville | In French | → Organizations and associations → Education | 
| PLP | Professeur de Lycée Professionnel | In French | → Education | 
| PLP2 | Professeur de Lycée d'Enseignement Professionnel | In French | → Specialized or polytechnical colleges | 
| PLQ | Parti Libéral du Québec (www.plq.org) | In French | → Liberal parties → Canada | 
| PLS | Position Latérale de Sécurité | In French | → Traumatology | 
| PLS | Prêt Locatif Social | In French | → Banks → Social welfare → Accommodation | 
| PLU | Plan Local d'Urbanisme | In French | → Regional planning | 
| PLUS | Prêt Locatif à Usage Social | In French | → Banks → Social welfare → Accommodation | 
| PM | Pointe Mobile | In French | → Electrical engineering | 
| PM | Pour Mémoire | In French | |
| PMA | Poste Medical Avancé | In French | → Medicine | 
| PMA | Pays les Moins Avancés | In French | → Geography → Development | 
| PME | Petites et Moyennes Entreprises = KMU | Kleine und Mittlere Unternehmen | In German = SME | Small and Medium Enterprises | In English = KMO | Kleine of Middelgrote Onderneming | In Dutch | In French | → 3384 | 
| PMF | Pression Moyenne de Frottement | In French | → Mechanical engineering | 
| PMG | Perspectives Métropolitaines Globales | In French | → Regional planning | 
| PMG | Pôle Marketing Gaz | In French | → Energy economics | 
| PMH | Petite et Moyenne Hydraulique | In French | |
| PMI | Petites et Moyennes Industries | In French | → Economics | 
| PMII | Programmes Mobilisateurs pour l'Innovation Industrielle | In French | → Research policy → Industry, industrial policy | 
| PMN | Programme de Mise à Niveau | In French | → Development | 
| PMN | Physique des Matériaux et Nanostructures | In French | → Physics | 
| PMPH | Provision pour le Maintien du Potentiel Hydraulique | In French | → Energy economics | 
| PMR | Personne à Mobilité Réduite | In French | → Pathology | 
| PMRC | Programme Mondial de Recherche sur le Climat | In French | → Meteorology, climatology | 
| PMSI | Programme de Médicalisation des Systèmes d'Information | In French | → Knowledge management → Data → Medicine | 
| PMSV | Plan de Sauvegarde et de Mise en Valeur | In French | → Regional planning → Architecture | 
| PMT | Plan à Moyen Terme | In French | → Management | 
| PMU | Pari Mutuel Urbain | In French | |
| PMV | Panneaux à Messages Variables | In French | → Graphic industries, printing, publishing | 
| PN | Police Nationale | In French | → Police | 
| PNAE-DD | Plan National d'Actions pour l'Environnement et le Développement Durable | In French | → 5023 | 
| PNAG | Pôle National d'Achats Généraux | In French | → Prices | 
| PNB | Produit National Brut | In French | → Economics | 
| PNB | Parti Nationaliste Basque (www.eaj-pnb.eu) | In French | → Political parties and movements | 
| PNB | Pôle Nucléaire Bourguignon | In French | → Nuclear technology | 
| PNC | Parti de la Nation Corse | In French | → Political parties and movements |