Definition of "nucleosome"

We have termed these particles “nucleosomes,” to evoke their nuclear origin and their resemblance to the “nu” (ν) bodies described by Olins and Olins (1974).

1975, P. Oudet, M. Gross-Bellard, P.Champon, “Electron Microscopic and Biochemical Evidence that Chromosome Structure Is a Repeating Unit”, in Cell, page 9