Sealant

//ˈsiːlənt// noun

Definitions

Noun
  1. 1
    Any material used to seal a surface so as to prevent passage of a fluid. countable, uncountable
  2. 2
    a kind of sealing material that is used to form a hard coating on a porous surface (as a coat of paint or varnish used to size a surface) wordnet
  3. 3
    A mixture of polymers, fillers, and pigments used to fill and seal joints where moderate movement is expected. countable, uncountable

Etymology

From seal + -ant.

Next best steps

Mini challenge

Unscramble this word: sealant