montmorillonite

[ mont-muh-ril-uh-nahyt ]
/ ˌmɒnt məˈrɪl əˌnaɪt /

noun

any of a group of clay minerals characterized by the ability to expand when they absorb large quantities of water.
Also called smectite.

Origin of montmorillonite

1850–55; named after Montmorillon, France, where it was found; see -ite1

OTHER WORDS FROM montmorillonite

mont·mo·ril·lon·it·ic [mont-muh-ril-uh-nit-ik] /ˌmɒnt məˌrɪl əˈnɪt ɪk/, adjective

Words nearby montmorillonite

British Dictionary definitions for montmorillonite

montmorillonite
/ (ˌmɒntməˈrɪləˌnaɪt) /

noun

a clay mineral consisting of hydrated aluminium silicate: an important component of bentonite

Word Origin for montmorillonite

C19: named after Montmorillon, French town where it was first found, + -ite 1