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What does XR stand for?

XR stands for Experimental Rocket

This definition appears rarely and is found in the following Acronym Finder categories:

  • Military and Government

See other definitions of XR

Other Resources:
We have 3 other meanings of XR in our Acronym Attic

Samples in periodicals archive:

She quickly captured Reed's heart and to pledge her faith in him, she offered her and her younger brother, Johnny, as human guinea pigs for his experimental rocket ship.
His creation, Professor Bernard Quatermass, of the British Experimental Rocket Group, had sent a manned expedition to space.