sealant

  1. Noun.  Any material used to seal a surface so as to prevent passage of a fluid.
  2. Noun.  (Construction) A mixture of polymers, fillers, and pigments used to fill and seal joints where moderate movement is expected.

This is an unmodified, but possibly outdated, definition from Wiktionary and used here under the Creative Commons license. Wiktionary is a great resource. If you like it too, please donate to Wikimedia.

This entry was last updated on RefTopia from its source on 3/20/2012.