Abbreviations beginning with n

NDWGNorth Dakota Wing (Civil Air Patrol)
Governmental

NDWGNotts Derby Walking Group (UK)
Miscellaneous

NDWGNuclear Defense Working Group (est. 2007; Center for the Study of the Presidency and Congress)
Miscellaneous

NDWINormalised Difference Water Index
Academic & Science

NDWINormalized Difference Water Index
Miscellaneous » Unclassified

NDWJNiger Delta Women for Justice (Nigeria)
Miscellaneous

NDWMNational Drinking Water Mission (India; also seen as RGDWM; aka Rajiv Gandhi Drinking Water Mission)
Community

NDWVNorthern District of West Virginia
Miscellaneous » Unclassified

NDXIndex (File Name Extension)
Academic & Science

NDXNordic Derivatives Exchange (stock exchange; Sweden)
Business

NDXNorthern Document Exchange
Business

NDXIndex File
Computing » IT

NDXNevron Drawing XML
Computing » Software

NDXNear Death Experience (also seen as NDE)
Miscellaneous

NDXNeighborhood Data Exchange (software)
Miscellaneous