shape, form - the spatial arrangement of something as distinct from its substance; "geometry is the mathematical science of shape"

forking, furcation - the place where something divides into branches

jog - a sharp change in direction; "there was a jog in the road"

zag, zig, zigzag - an angular shape characterized by sharp turns in alternating directions

crease, crimp, fold, plication, flexure, bend - an angular or rounded shape made by folding; "a fold in the napkin"; "a crease in his trousers"; "a plication on her blouse"; "a flexure of the colon"; "a bend of his elbow"

shape, configuration, conformation, contour, form - any spatial attributes (especially as defined by outline); "he could barely make out their shapes through the smoke"

oblongness, rectangularity - the property of being shaped like a rectangle

triangularity - the property of being shaped like a triangle