lamprophyllite

noun

lam·​pro·​phyl·​lite

-ˈfiˌlīt

plural -s

: a rare mineral Na₂SrTiSi₂O₈ consisting of a silicate of titanium, strontium, and sodium

Word History

Etymology

lampro- + phyll- + -ite

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