four-dimensional

[ fawr-di-men-shuh-nl, fohr- ]
/ ˈfɔr dɪˈmɛn ʃə nl, ˈfoʊr- /

adjective Mathematics.

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

Example sentences from the Web for four-dimensional

British Dictionary definitions for four-dimensional

four-dimensional

adjective

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