spatiality
Concise Oxford English Dictionary © 2008 Oxford University Press:
spatial /ˈspeɪʃ(ə)l/ (also spacial)
▶adjective relating to space.
– derivatives
spatiality noun,
spatialization (or spatialisation) noun,
spatialize (or spatialise) verb,
spatially adverb.
spatiality noun,
spatialization (or spatialisation) noun,
spatialize (or spatialise) verb,
spatially adverb.
'spatiality' also found in these Oxford entries:

