nucleologenesis
A cellular process that results in the biosynthesis of constituent macromolecules, assembly, and arrangement of constituent parts of a nucleolus, a small, dense body one or more of which are present in the nucleus of eukaryotic cells. [ http://openisbn.com/search.php?q=0198506732&isbn=1/ GOC:jl ]
Synonyms: nucleolus biogenesis