quinone diimine

noun

quinone di·​imine

-ˈdīəˌmēn

1

: a colorless crystalline compound HN=C₆H₄=NH regarded as derived from quinone (see quinone sense 1a) by replacement of both oxygen atoms by imino groups but made by oxidation of para-phenylenediamine

called also p-benzoquinone diimine, p-quinone diimine

2

: a compound derived from a quinone by replacement of both oxygen atoms by imino groups

Word History

Etymology

diimine from di- + imine

The Ultimate Dicitonary 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