WordReference Random House Unabridged Dictionary of American English © 2025
lang•bein•ite
(lang′bī nīt′, läng′-),USA pronunciation n.
- Mineralogya mineral, K2Mg2(SO4)3, occurring in marine salt deposits, used as a fertilizer because of its potassium content.
- German Langbeinit (1891), after A. Langbein, 19th-century German chemist; see -ite1