Open Dictionary
mouse here to listen, click to choose/add more
Location: USA
Source: Learn That Word
Profile URL:

Are you a native English speaker? How do you pronounce this word?

Thank you for contributing!
upload mp3 file or record now it's easy, promised!

{%type%} Definitions

WordNet 3.0Copyright Princeton University


Short "hint"

n. - Amino acid that is formed in the liver

Usage examples (36)
  • In the treatment of Parkinson's disease, the drug L-dopa is given, and is converted to dopamine in the brain.
  • Macuna Pruriens - This herb includes the ingredient l-dopa, which is then converted into dopamine.
  • This is actually a compound called L-dopa, which is the precursor molecule to dopamine in the dopamine synthesis pathway.
  • Soaking 5-10 minutes does not remove additional dopa. for more
Tutoring comment

Tutoring comment not yet available...

add more
The Open Dictionary of English is a collaborative project, based on Open Source materials, LearnThat resources, and partner APIs.
We give special thanks to our LearnThat volunteers, as well as Princeton University and Wiktionary for their Open Source word data. We're also grateful for the support given by Google,,, and YouTube,,,,, as well as the generous Creative Commons community.