ooporphyrin

noun

oo·​porphyrin

¦ōə+

: a pale brown pigment in eggshells (as of the domestic hen)

Word History

Etymology

International Scientific Vocabulary o- + porphyrin

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