irrelevant
perpendicular
unrelated
cube-shaped
cubed
cubic
cubiform
cuboid
diced
foursquare
normal
oblong
orthodiagonal
orthometric
plumb
plunging
precipitous
quadrangular
quadrate
quadriform
quadrilateral
rectangular
rhombic
rhomboid
right-angle
right-angled
right-angular
sheer
square
steep
straight-up
straight-up-and-down
tetragonal
tetrahedral
trapezohedral
trapezoid
up-and-down
orthogonal base
orthogonal matrix
orthogonal transform
orthogonalization
orthonormal
2-dimensional
Cartesian
affine
as-built
coordinate
cosine
crystallographic
inverse
isometric
nonzero
order-preserving
orthographic
planar
rotational
scalar
space-time
spatial
stochastic
straight-line
tachyon
teloid
trigonometric
two-dimensional
unitary