sealant(redirected from Wood sealer)
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1. any substance, such as wax, used for sealing documents, bottles, etc.
2. any of a number of substances used for stopping leaks, waterproofing wood, etc.
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005
Any material or device used to prevent the passage of liquid or gas across a joint or opening; a sealer.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.