joint compound

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joint compound

[′jȯint ‚käm‚pau̇nd]
(materials)
A material used primarily to lubricate the threads of pipe joints and secondarily to prevent joint leakage.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

joint compound

In gypsum board construction, a compound used for taping and/or finishing joints.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.