Abbreviations beginning with a

ARDEAlianza Revolucionaria Democrática (Spanish: Democratic Revolutionary Alliance; Nicaragua)
Miscellaneous

ARDEAnnual Review Of Development Effectiveness
Miscellaneous » Unclassified

ARDECAgricultural Research, Development and Education Center (est. 1993; Fort Collins, CO)
Academic & Science

ARDECAutomotive Research, Development and Engineering Center (US Army)
Community

ARDECArmament Research and Development Engineering Center
Governmental » Military

ARDECArmament Research, Development and Engineering Center (US Army; Picatinny, NJ)
Governmental

ARDECAgence Rwandaise pour le Développement et la Coopération
Miscellaneous

ARDEFAccount Range Definition (Credit Card Account Number checking)
Miscellaneous

ARDEFAssociazione Romana Danza e Folklore (Italian: Roman Dance and Folklore Association)
Miscellaneous

ARDFAmateur Radio Direction Finding
Academic & Science » Amateur Radio

ARDFAnglican Relief and Development Fund
Community » Non-Profit Organizations

ARDFAirborne Radio Direction Finding
Governmental » Military

ARDFAutomatic Radio Direction Finding
Governmental » Military

ARDFAmateur Radio Direcion Finding
Miscellaneous » Unclassified

ARDFAmateur Radio Direction Finding
Miscellaneous » Unclassified

ARDFAutomatic Radio Direction Finder
Miscellaneous » Unclassified

ARDFAutomatic Reversing Document Feeder
Miscellaneous » Unclassified

ARDFAlaska Resource Data File
Regional » Alaska

ARDFAlaska Resource Data Files
Regional » Alaska

ARDIAccess to Research for Development and Innovation
Academic & Science » Research