acetopropionate

noun

ace·​to·​pro·​pi·​o·​nate

¦a-sə-(ˌ)tō-ˈprō-pē-ə-ˌnāt,

ə-ˌsē-tō-

plural -s

: a mixed acetate and propionate

specifically : cellulose acetate propionate

Word History

Etymology

acet- + propionate

First Known Use

1855, 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