dopa

noun Biochemistry.

1. an amino acid, C9H11NO4, formed from tyrosine in the liver during melanin and epinephrine biosynthesis: the L-dopa isomer is converted in the brain to dopamine.

noun

1. See L-dopa

n.

1. Dihydroxyphenylalanine; an amino acid formed in the liver from tyrosine and converted to dopamine in the brain.