a colorless, crystalline, pyrimidine base, CHNO, that occurs as a constituent of RNA
Origin of uracilur(o)- + ac(etic) + -il
A pyrimidine base, C4H4N2O2, that is an essential constituent of RNA.
Origin of uracilur(ea) ac(etic) -il substance relating to
From ur- + (ac)etic + -ile