Term Name:	pyrimidine nucleobase biosynthetic process
Synonyms:	pyrimidine base anabolism, pyrimidine base biosynthesis, pyrimidine base biosynthetic process, pyrimidine base formation, pyrimidine base synthesis
Definition:	The chemical reactions and pathways resulting in the formation of pyrimidine nucleobases, 1,3-diazine, organic nitrogenous bases.
Ontology:	GO: Biological Process [GO:0019856]    QuickGO    AmiGO