- of a space having points, or a set having elements, which require four coordinates for their unique determination.
Origin of four-dimensional
First recorded in 1875–80
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for four-dimensional
The Universe we inhabit seems to be four-dimensional: the three dimensions of height, length, and depth, along with time.Is the Cosmos Just a Big Hologram?
Matthew R. Francis
August 31, 2014
You must remember we're working in a four-dimensional medium.Empire
Clifford Donald Simak
Neither has matter nor life any inclination or potency to behave in a four-dimensional manner.The Mystery of Space
Robert T. Browne
Apparently sleep is unnecessary in the higher—the four-dimensional—body.Day and Night Stories
"Well, as far as we know, we live in a four-dimensional universe," the colonel started.Crossroads of Destiny
Henry Beam Piper
Our material universe is merely the intersection of tangled world lines of geodesics in a four-dimensional continuum.
- having or specified by four dimensions, esp the three spatial dimensions and the dimension of timea four-dimensional continuum