Dictionary

threonine

threonine

noun thre·o·nine \ˈthrē-ə-ˌnēn\

Definition of THREONINE

:  a colorless crystalline essential amino acid C4H9NO3

Origin of THREONINE

probably from threonic acid (C4H8O5)
First Known Use: 1936

threonine

noun thre·o·nine \ˈthrē-ə-ˌnēn\   (Medical Dictionary)

Medical Definition of THREONINE

:  a colorless crystalline essential amino acid C4H9NO3 that is found in various proteins—abbreviation Thr

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