Definition of "dopa" []

• An amino acid, C9H11NO4, formed in the liver from tyrosine and converted to dopamine in the brain. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "In the treatment of Parkinson's disease, the drug L-dopa is given, and is converted to dopamine in the brain."
• "L-dopa, which is converted to dopamine in the brain, compensates for the lack of dopamine and normalizes motor behavior."
• "Macuna Pruriens - This herb includes the ingredient l-dopa, which is then converted into dopamine."