Proper noun
USRA
(rail transport, historical) United States Railroad Administration.
In 2003, the USRA again renamed itself to USA Racquetball (USAR), to mirror other Olympic sports associations, even if Racquetball is not an Olympic sport. Source: Internet
The lab will house a 512-qubit quantum computer from D-Wave Systems, and the USRA (Universities Space Research Association) will invite researchers from around the world to share time on it. Source: Internet