Surrounding a nucleus. SYN: circumnuclear.
* * *
peri·nu·cle·ar -'n(y)ü-klē-ər adj situated around or surrounding the nucleus of a cell <\perinuclear structures>
* * *
peri·nu·cle·ar (per″e-nooґkle-ər) near or around a nucleus; circumnuclear.Medical dictionary. 2011.