cytochrome c

noun, second c often italicized

Definition of cytochrome c

: the most abundant and stable of the cytochromes

First Known Use of cytochrome c

1940, in the meaning defined above

Keep scrolling for more

Learn More about cytochrome c

Time Traveler for cytochrome c

Time Traveler

The first known use of cytochrome c was in 1940

See more words from the same year

Statistics for cytochrome c

Cite this Entry

“Cytochrome c.” Dictionary, Merriam-Webster, Accessed 22 Jan. 2021.

Keep scrolling for more

More Definitions for cytochrome c

cytochrome c

noun, often italicized third c

Medical Definition of cytochrome c

: the most abundant and stable of the cytochromes

More from Merriam-Webster on cytochrome c Encyclopedia article about cytochrome c

Comments on cytochrome c

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


Test Your Vocabulary

Slippery Words Quiz—Changing with the Times

  • ducreux self portrait yawning
  • What is an earlier meaning of nice?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

Universal Daily Crossword

A daily challenge for crossword fanatics.

Love words? Need even more definitions?

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