ethyl iodide

noun

: a colorless liquid compound C₂H₅I made by the interaction of ethyl alcohol, red phosphorus, and iodine and used chiefly in organic synthesis; iodo-ethane

Word History

First Known Use

1864, 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