CEFR C1

montmorillonite

noun

Meaning

montmorillonite means any of a group of soft, clay-like silicate minerals having many industrial and technical uses. It can have more than one sense, so use the alternate meanings and examples to choose the meaning that matches your sentence.

Examples

  • The article uses montmorillonite to mean any of a group of soft, clay-like silicate minerals having many industrial and....
  • The teacher asked students to find montmorillonite in the reading.