byon

noun

by·​on

ˈbīˌän,

-īən

plural -s

: a clayey gem-bearing earth of Burma

Word History

Etymology

probably native name in Burma

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