alkadienyl

noun

al·​ka·​di·​en·​yl

ˌalkəˈdīˌēnᵊl

plural -s

: a univalent aliphatic hydrocarbon radical containing two double bonds

Word History

Etymology

alkadiene + -yl

First Known Use

1942, 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