[ fawr-di-men-shuh-nl, fohr- ]

  1. 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

Words Nearby four-dimensional Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use four-dimensional in a sentence

  • 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 | THE DAILY BEAST
  • Our material universe is merely the intersection of tangled world lines of geodesics in a four-dimensional continuum.

  • I regret that it has been necessary for me in this lecture to administer such a large dose of four-dimensional geometry.

    The Concept of Nature | Alfred North Whitehead
  • Thus there are three types of parallelograms in the four-dimensional manifold of event-particles.

    The Concept of Nature | Alfred North Whitehead
  • Attempts have been made to construct drawings and models showing a four-dimensional body.

  • "Well, as far as we know, we live in a four-dimensional universe," the colonel started.

    Crossroads of Destiny | Henry Beam Piper

British Dictionary definitions for four-dimensional


  1. having or specified by four dimensions, esp the three spatial dimensions and the dimension of time: a four-dimensional continuum

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012