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

Word History and Origins

Origin of four-dimensional¹

First recorded in 1875–80

Example Sentences

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

From The Daily Beast

Our material universe is merely the intersection of tangled world lines of geodesics in a four-dimensional continuum.

From Project Gutenberg

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

From Project Gutenberg

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

From Project Gutenberg

Attempts have been made to construct drawings and models showing a four-dimensional body.

From Project Gutenberg

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

From Project Gutenberg