RDX

American  

1. a white, crystalline, water-insoluble, powerful high explosive, C 3 H 6 N 6 O 6 , used chiefly in bombs and shells.

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RDX British  

abbreviation

1. Research Department Explosive; another name for cyclonite See cyclonite

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Etymology

Origin of RDX

1940–45; R(esearch) D(epartment) (E)x(plosive) , referring to such a department in Woolwich, England

Example Sentences

See Examples For:

RDX

Some German sources report that the explosive was Semtex, which contains RDX - the explosive found in the food cans in a Lithuanian cemetery.

From BBC ● Aug. 7, 2026

Helmut Rauch, chief executive of the defense unit at Diehl Group, a German company making missiles and artillery shells, said that despite Europe’s recent increases in explosive production, the supply of RDX is a concern.

From The Wall Street Journal ● Jul. 28, 2026

There’s no doubt Acura understands its demographic, and the RDX is suitably luxurious inside.

From Seattle Times ● Aug. 17, 2022

Every 2022 RDX is equipped with a turbocharged four-cylinder engine good for 272 horsepower and 280 lb-ft of torque.

From Seattle Times ● Aug. 17, 2022

The GV70 faces off against many more established rivals, one of which followed a similar path to creation: the Acura RDX.

From Seattle Times ● Aug. 17, 2022