melanocerite

noun

mel·​a·​no·​cerite

¦melənō+

plural -s

: a mineral consisting of a complex silicate, borate, tantalate, fluoride, or other compound of cerium, yttrium, calcium, and other metals and occurring in brown or black rhombohedral crystals

Word History

Etymology

German melanozerit, from melan- + zerit cerite

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