ADRDE may refer to:
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Air Defence Research and Development Establishment
The Air Defence Research and Development Establishment (ADRDE) was a civilian research organization run by the War Office that primarily studied the development of radar for British Army use. It was formed in 1941 from the merger of the Air Defenc ...
, a British Army radar research organization
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Aerial Delivery Research and Development Establishment
The Aerial Delivery Research and Development Establishment (ADRDE) is a laboratory of the Indian Defence Research and Development Organisation (DRDO). It is located in Agra, Uttar Pradesh in India. Its research scope includes development of syste ...
, an Indian air-delivery research organization
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