allantoxaidin

noun

al·​lant·​ox·​a·​idin

ˌaˌlaˌltäkˈsāədᵊn

plural -s

: a crystalline compound C₃H₃N₃O₂ derived from allantoxanic acid by decarboxylation; 5-imino-hydantoin

Word History

Etymology

International Scientific Vocabulary allantoxanic + -idin

First Known Use

1890, 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