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

dopamine

play
noun do·pa·mine \ˈdō-pə-ˌmēn\

Definition of dopamine

  1. :  a monoamine C8H11NO2 that is a decarboxylated form of dopa and that occurs especially as a neurotransmitter in the brain



Origin and Etymology of dopamine

dopa + amine


First Known Use: 1959


Medical Dictionary

dopamine

play
noun do·pa·mine \ˈdō-pə-ˌmēn\

Medical Definition of dopamine

  1. :  a monoamine C8H11NO2 that is a decarboxylated form of dopa and occurs especially as a neurotransmitter in the brain and as an intermediate in the biosynthesis of epinephrine—see intropin




Learn More about dopamine


Seen and Heard

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

WORD OF THE DAY

a talk on a religious or moral theme

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

lavender-fields-in-france

Which of these is a synonym of caesura?

megillah rebellion interruption torrent
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