methylethylpyridine

noun

: a liquid base C₅H₃N(CH₃)(C₂H₅) that has a penetrating odor, is usually made by catalytic reaction of paraldehyde with ammonia, and is used chiefly in organic synthesis (as of nicotinic acid)

called also aldehyde collidine, aldehydine, collidine, 2-methyl-5-ethylpyridine

Word History

Etymology

methyl + ethyl + pyridine

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