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four-dimensional

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

adjective

, Mathematics.
  1. of a space having points, or a set having elements, which require four coordinates for their unique determination.


four-dimensional

adjective

  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


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Word History and Origins

Origin of four-dimensional1

First recorded in 1875–80
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Example Sentences

The Universe we inhabit seems to be four-dimensional: the three dimensions of height, length, and depth, along with time.

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.

Thus there are three types of parallelograms in the four-dimensional manifold of event-particles.

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.

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four-deal bridgeFourdrinier