hyperspace

[ hahy-per-speys ]
/ ˈhaɪ pərˌspeɪs /

noun Mathematics.

a Euclidean space of dimension greater than three.

Origin of hyperspace

First recorded in 1865–70; hyper- + space

OTHER WORDS FROM hyperspace

hy·per·spa·tial [hahy-per-spey-shuh l] /ˌhaɪ pərˈspeɪ ʃəl/, adjective

British Dictionary definitions for hyperspace

hyperspace
/ (ˌhaɪpəˈspeɪs) /

noun

maths space having more than three dimensions: often used to describe a multi-dimensional environment
(in science fiction) a theoretical dimension within which conventional space-time relationship does not apply

Derived forms of hyperspace

hyperspatial (ˌhaɪpəˈspeɪʃəl), adjective