amianthus

noun

am·​i·​an·​thus

ˌamēˈan(t)thəs

variants or amiantus

-ntəs

plural -es

: fine silky asbestos

Word History

Etymology

Latin amiantus, from Greek amiantos, from amiantos unpolluted, pure, from a- a- entry 2 + -miantos (from miainein to pollute)

First Known Use

1607, in the meaning defined above

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