Definitions

1. noun

Radio Detection and Ranging, a type of radar system; also, a Radio Data System, a protocol for sending data over FM radio broadcasts

“The aircraft used RDA for navigation and communication.”

2. initialism

Rural Development Administration (South Korea)

“The RDA provided funding for rural infrastructure projects.”

3. initialism

Regional Development Agency (UK)

“The RDA was responsible for economic development in the region.”

4. initialism

Redevelopment Area (US)

“The RDA was designated for urban renewal projects.”

5. initialism

Regional Distribution Area (US)

“The RDA was used for logistics and supply chain management.”

6. initialism

Rural Development Administration (US)

“The RDA provided loans for rural farmers.”