arseniopleite

noun

ar·​se·​ni·​o·​ple·​ite

är¦sēnē(ˌ)ōˈplēˌīt

plural -s

: a mineral consisting of a basic arsenate of manganese, calcium, iron, and other metals occurring in brownish red cleavable masses

Word History

Etymology

International Scientific Vocabulary arsenio- (from arsenic) + Greek pleiōn more + International Scientific Vocabulary -ite; originally formed as German arseniopleit

The Ultimate Dictionary Awaits

Expand your vocabulary and dive deeper into language with Merriam-Webster Unabridged.

1. Expanded definitions
2. Detailed etymologies
3. Advanced search tools
4. All ad-free

Discover what makes Merriam-Webster Unabridged the essential choice for true word lovers.

Start Your Free Trial Now