orotic acid

noun
orot·​ic acid | \ ȯr-ˌät-ik- How to pronounce orotic acid (audio) \

Medical Definition of orotic acid

: a crystalline acid C4H4N2O4 that occurs in milk and is a growth factor for various microorganisms (as Lactobacillus bulgaricus) and a precursor of the pyrimidine bases of nucleotides