MONTMORILLONITE


Meaning of MONTMORILLONITE in English

[ ˌmɒntmə'rɪlənʌɪt ]

■ noun an aluminium-rich clay mineral which undergoes reversible expansion on absorbing water.

Origin

C19: from Montmorillon , a town in France, + -ite 1 .

Concise Oxford English vocab.      Сжатый оксфордский словарь английского языка.