Ground joint


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a close joint made by grinding together two pieces, as of metal with emery and oil, or of glass with fine sand and water.

See also: ground

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
A specific sealer used during the manufacturing process might cause a loose battery ground joint. In the event the connection to ground is only intermittent, the car might occasionally lose power steering or motive force.
The Common Ground Joint Capability Technology Demonstration is bigger than just improved geospatial reasoning, but seeks to improve interoperability vertically and horizontally across the Department of Defense, supporting government agencies, and allies.
FAC(A)s view the battlefield from the same vantage as the CAS aircraft they control: a decidedly macrolevel, two-dimensional, "bird's-eye" view (in contrast to the three-dimensional view of the ground joint terminal attack controller [JTAC], which is dominated by a limited horizon, vertical development, and microterrain).
* Ground Joint Union--three-part fitting that connects any standard size pipe where it may be necessary to disconnect later.