RDA
RDA is an abbreviation for:
- Radioactive Dentine Abrasion , measure of the abrasive effect of cleaning bodies on dentine
- Research Data Alliance , international organization for handling research data
- Seniority , the date on which an officer was entered on the official seniority list with his or her rank
- Rassemblement Démocratique Africain , a party in French West Africa and French Equatorial Africa
- Flue gas ignition system , system for simulating fire and flue gas ignition ( flash over )
- Smoke protection pressure system , system for keeping escape routes free of smoke in the event of fire
- RDA Internationaler Busouristik Verband , a leading trade association for bus tourists and their partners
- Recommended Daily Allowance , the recommended daily amount of minerals and vitamins
- Reich Association of the Automobile Industry , today the Association of the Automobile Industry
- Remote Database Access , an ISO / OSI standard for distributing database operations in heterogeneous distributed systems
- Replica Determinate Agreement , an algorithm for selecting a valid date in the case of redundantly sent data, defined in the OSEK standard for Fault-Tolerant Communication
- Resource Description and Access , an international set of rules for cataloging in libraries
- Rockhampton Downs Airport (IATA code), Australian airport
RdA is an abbreviation for:
- Labor law , legal journal