inustion

noun

in·​us·​tion

ə̇ˈnəschən

plural -s

archaic

: cauterization

Word History

Etymology

Late Latin inustion-, inustio branding, from Latin inustus (past participle of inurere to brand, burn in, from in- in- entry 2 + urere to burn) + -ion-, -io -ion

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