acetoarsenite

noun

ace·​to·​ar·​se·​nite

¦a-sə-(ˌ)tō-ˈär-sə-ˌnīt,

ə-ˌsē-tō-

plural -s

: a combined acetate and arsenite see paris green

Word History

Etymology

acet- + arsenite

First Known Use

1853, 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