ornithine Hear it!

ornithine definition

or·ni·thine (ôr′nə t̸hēn′, -t̸hin)

noun

a nonessential amino acid, NH(CH)CH(NH)COOH, found in animals as a product of urea formation from proteins and in the excrement of birds

Etymology: < Gr ornis, bird (see ornitho-) + -ine

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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