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four-dimensional Definition

four·-dimensional (fôr′də men′s̸hə nəl)

adjective

of or in four dimensions, esp. in relativity theory where four coordinates are used to record the space location and time of occurrence of each event

four-dimensional Usage Examples

Modifies a noun

  • space: For real components in the Lorentzian four-dimensional space, this cosmological constant is negative.
  • world: This model exists as a living, breathing, four-dimensional world within and around them.
  • spacetime: Time and space are connected to make four-dimensional spacetime ( three dimensions for space and one dimension for time ).
  • manifold: Their proposals are firmly rooted in the idea that time and space are properly represented on a four-dimensional manifold.
  • space-time: That UFOs can appear, or disappear, on the spot, when leaving or entering our visual four-dimensional space-time is probably true.
  • entity: Thus one can think of space and time together, as a four-dimensional entity, called space-time.