Merriam-Webster Logo
SINCE 1828
Menu
dictionary thesaurus

peonin

noun
pe·​o·​nin | \ ˈpēənə̇n\
plural -s

Definition of peonin

: an anthocyanin pigment that is the coloring matter especially of violet red peonies and is usually obtained in the form of its reddish violet crystalline chloride C28H33ClO16

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 peonin

peony + -in

Keep scrolling for more

Learn More about peonin

Dictionary Entries near peonin

peon

peonage

peonidin

peonin

peonism

peonize

peony

Statistics for peonin

Look-up Popularity

Comments on peonin

What made you want to look up peonin? Please tell us where you read or heard it (including the quote, if possible).

Show Comments  Hide Comments 

WORD OF THE DAY

gritty

Listen to the pronounciation of gritty

showing courage and determination

Get Word of the Day daily email!

Test Your Vocabulary

Words for Summer: A Quiz

  • a closeup of a sunflower
  • Which of the following words means “of or relating to summer”?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

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