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fourth dimension

see definition of fourth dimension
  • nountime in relativity theory
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Synonyms for fourth dimension

noun time in relativity theory
  • continuum
  • four-dimensional space
  • space-time
  • space-time continuum
  • time
  • time-space

More words related to fourth dimension

space-time continuum

noun. four-dimensional space
  • continuum
  • fourth dimension
  • spatio-temporal continuum
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.