Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

ethionine

play
noun ethi·o·nine \e-ˈthī-ə-ˌnēn\

Definition of ethionine

  1. :  an amino acid C6H13NO2S that is the ethyl homologue of methionine and is biologically antagonistic to methionine



1938

First Known Use of ethionine

1938


Medical Dictionary

ethionine

play
noun ethi·o·nine \e-ˈthī-ə-ˌnēn\

Medical Definition of ethionine

  1. :  an amino acid C6H13NO2S that is the ethyl homologue of methionine and is biologically antagonistic to methionine




Learn More about ethionine

  1. Medical Dictionary: Definition of ethionine


Seen and Heard

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

WORD OF THE DAY

to take off or remove

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

confounded-person

Which is a synonym of indolent?

frenetic melancholy lazy philistine
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