hy·per·space
(hī′pər-spās′)n.1. Space that has four or more dimensions.
2. A fictional space in which laws of physics may be circumvented allowing faster-than-light travel or time travel.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
hyperspace
(ˌhaɪpəˈspeɪs) n1. (Mathematics) maths space having more than three dimensions: often used to describe a multi-dimensional environment
2. (Literary & Literary Critical Terms) (in science fiction) a theoretical dimension within which conventional space-time relationship does not apply
hyperspatial adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
hy•per•space
(ˈhaɪ pərˌspeɪs)
n. 1. space having more than three dimensions.
2. (in science fiction) a non-Euclidean dimension that serves as a means of circumventing normal space-time relationships.
[1865–70]
hy`per•spa′tial (-ˈspeɪ ʃəl) adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.