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RDX

American

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

RDX British

abbreviation

Research Department Explosive; another name for cyclonite See cyclonite

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of RDX

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

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The RDX SUV debuted for the 2007 model year, and the latest model benefits from a cosmetic and features refresh for 2022.

From Seattle Times • Aug. 17, 2022

For 2022, the RDX receives some minor styling updates and added sound-deadening material to reduce road noise inside the cabin.

From Seattle Times • Aug. 17, 2022

The GV70 looks classier, but the RDX has more interior space.

From Seattle Times • Aug. 17, 2022

The RDX has a more typical four-year/50,000-mile bumper-to-bumper and six-year/70,000 mile powertrain warranty.

From Seattle Times • Aug. 17, 2022

“Hertz, Carvana, Avis, Hertz,” Wimmer said as he watched the offers flood in for a 2019 Acura RDX.

From Washington Post • Oct. 28, 2021

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023