Framework of bars (4)
I believe the answer is:
grid
(Other definitions for grid that I've seen before include "Barred framework" , "powerful network" , "Rectangular network" , "Network of intersecting lines" , "frame" .)
I believe the answer is:
grid
(Other definitions for grid that I've seen before include "Barred framework" , "powerful network" , "Rectangular network" , "Network of intersecting lines" , "frame" .)