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

tautomer

play
noun tau·to·mer \ˈtȯ-tə-mər\

Definition of tautomer

  1. :  any of the forms of a tautomeric compound



Origin and Etymology of tautomer

International Scientific Vocabulary, from tautomeric


First Known Use: 1903


Medical Dictionary

tautomer

play
noun tau·to·mer \ˈtȯt-ə-mər\

Medical Definition of tautomer

  1. :  any of the forms of a tautomeric compound




Learn More about tautomer

  1. Medical Dictionary: Definition of tautomer


Seen and Heard

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

WORD OF THE DAY

the act or an instance of embezzling

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

fox-in-summer-forest

Which of these is a synonym of inchoate?

experimental frightening massive formless
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