Definitions for universal joint
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Random House Webster's College Dictionary
u′niver′sal joint′(n.)
Mach.a coupling between rotating shafts set at an angle to one another, allowing for rotation in three planes.
Category: Machinery
Origin of universal joint:
1670
Princeton's WordNet
universal joint, universal(noun)
coupling that connects two rotating shafts allowing freedom of movement in all directions
"in motor vehicles a universal joint allows the driveshaft to move up and down as the vehicle passes over bumps"
Wiktionary
universal joint(Noun)
A coupling that allows different parts of a machine not in line with each other some freedom of movement at the same time as transmitting rotary motion.
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