Hubs of activity (4)
I believe the answer is:
loci
(Other definitions for loci that I've seen before include "locations" , "sites" , "Particular positions" , "Particular places" , "Points where something occurs; coil (anag.)" .)
I believe the answer is:
loci
(Other definitions for loci that I've seen before include "locations" , "sites" , "Particular positions" , "Particular places" , "Points where something occurs; coil (anag.)" .)