SINCE 1828
dictionary
thesaurus

ooporphyrin

noun
Save Word
oo·​porphyrin | \ ¦ōə+ \

Definition of ooporphyrin

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

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

History and Etymology for ooporphyrin

International Scientific Vocabulary o- + porphyrin

Learn More About ooporphyrin

Dictionary Entries Near ooporphyrin

oopod

ooporphyrin

oops

See More Nearby Entries 

Statistics for ooporphyrin

Cite this Entry

“Ooporphyrin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ooporphyrin. Accessed 12 Aug. 2022.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

WORD OF THE DAY

melancholia

Listen to the pronunciation of melancholia

See Definitions and Examples »

Test Your Vocabulary

Commonly Confused Words Quiz

  • vector image of a face with thought expression
  • I went to the ______ store to buy a birthday card.
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Words at Play
Ask the Editors
Word Games