- RDA
RDA may refer to:
*
Radioactive dentin abrasion , a measure of tooth enamel or dentin abrasion
*Rassemblement Démocratique Africain (African Democratic Rally), a political party found formed in 1946 in French West Africa
*Recreational Demonstration Area , a program to develop model parks near urban areas in the United States in the 1930s
*Regional Development Agencies , public bodies established for the economic development of England's Government Office regions
* Recommended Daily Allowance, a value in nutrition for the suggested quantity of consumption of a given nutrient, now referred to in the United States as aReference Daily Intake
*Remote Database Access , a protocol standard for database access
*Representational Difference Analysis , a biological research technique
*Resource Description and Access , the proposed title for the third revision of the Anglo-American Cataloguing Rules, a library cataloguing system
*Richard Dean Anderson , an American actor
*Riding for the Disabled Association , a non-profit association that supplies horse-riding lessons to mentally and physically disabled persons
* Rda, an Enochian name of a minor angel
*Redland railway station , a railway station in Bristol, England. RDA is the National Rail code for the station
*Rules of Decision Act , a federal law in the United States
*Recommended Dietary Allowance , a system of nutrition recommendations
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