SEALANT

Pronunciation (US): (GB):

Meaning:

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)

Synonyms:

sealant; sealer

Classified under:

Nouns denoting substances

Hypernyms ("sealant" is a kind of...):

sealing material (any substance used to seal joints or fill cracks in a porous surface)

Hyponyms (each of the following is a kind of "sealant"):

caulk; caulking (a waterproof filler and sealant that is used in building and repair to make watertight)

Derivation:

seal (cover with varnish)

seal (close with or as if with a seal)

seal (make tight; secure against leakage)