naphthoyl

noun

naph·​tho·​yl

ˈnafthəˌwil,

÷ˈnapth-

plural -s

: either of the radicals C₁₀H₇CO− of the naphthoic acids

Word History

Etymology

International Scientific Vocabulary naphth- + -yl

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