bentonite

noun

  1. 1

    Any of several impure clay minerals consisting mostly of montmorillonite.

  2. 2

    A porous clay formed by the decomposition of volcanic ash that swells 5 to 6 times its original volume in the presence of water.

Synonyms

Translate “bentonite” to another language

Click any language to open the translator with this word already filled in.