sealing material

1. 1.

   any substance used to seal joints or fill cracks in a porous surface

   Broadermaterial

   Narrowersealantfillerlute

Questions about sealing material

What does sealing material mean?

sealing material means "any substance used to seal joints or fill cracks in a porous surface".

Is sealing material a common word?

sealing material is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.