diabantite

noun

di·​a·​ban·​tite

ˌdīəˈbanˌtīt

plural -s

: a mineral approximately (Mg,Fe,Al)₃(SiAl)₂O₅(OH)₄ consisting of a basic silicate of magnesium, iron, and aluminum

Word History

Etymology

modification (influenced by -ite) of German diabantachronnyn, irregular from German diabase + Greek chrōnnyein to stain

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