Also known as: REL., REL-
REL has various meanings in the Governmental & Military category. Discover the full forms, definitions, and usage contexts of REL in Governmental & Military.
To set free In engineering, is applied to the moment when steam is first allowed to escape from cylinder, in ship's business, means a discharge from a contracted undertaking To release a ship is to withdraw all opposition to her sailing or movement To release cargo is to authorise its removal from ship
Governmental & MilitaryCompared to, with reference to. Ground-speed is the speed of the aircraft relative to the ground.
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