space-time continuum
coordinate system
frame of reference
reference frame
reference system
Cartesian
Newtonian
conformal
continuum
dimensional
diverent
dynamical
four-dimensional
gravimetric
gravitational
gravitic
hemispheric
multidimensional
n-dimensional
non-euclidean
nonlinear
orthogonal
p-adic
relativistic
spacial
spatial
subatomic
subspace
symplectic
taxonomy
three-dimensional
time-space