Abbreviations beginning with n

NPCVLNational Peace Corps Volunteers of Liberia
Miscellaneous

NPCWNegative Pressure Chilled Water
Academic & Science

NPCWNorth Pacific Central Water
Academic & Science

NPCWNARAL (National Abortion and Reproductive Rights Action League) Pro-Choice Wisconsin
Miscellaneous

NPCWNational Postcard Week
Miscellaneous

NPCWNational Primary Care Week
Miscellaneous

NPCWNgong Ping Charity Walk (annual charity event; Hong Kong)
Miscellaneous

NPCXEquistar Chemicals LP
Regional » Railroads

NPCXNorthern Petrochemical (Equistar Chemicals)
Regional » Railroads

NPDName & Presence Detection (instant messenging networks)
Academic & Science

NPDNames and Presence Database
Academic & Science

NPDNames and Presence Directory (instant message systems)
Academic & Science

NPDNational Police Department
Academic & Science

NPDNeutral Particle Detector
Academic & Science

NPDNeutron Powder Diffractometer
Academic & Science

NPDNitrogen Phosphorous Detector
Academic & Science

NPDNoise-Power-Distance (FAA Integrated Noise Model)
Academic & Science

NPDNominal Pipe Diameter (structural engineering)
Academic & Science

NPDNormal Photoelectron Diffraction
Academic & Science

NPDNuclear Physics Division
Academic & Science » Physics