say it: threez-di-MEN-shuh-nuhl
three-dimensional is an adjective meaning "involving or relating to three dimensions or aspects; giving the illusion of depth". It carries 2 recorded senses.
involving or relating to three dimensions or aspects; giving the illusion of depth
“lifelike three-dimensional characters”
“a three-dimensional account of conditions under the new government”
“they shot the movie in three-D”
having the shape of a cube; having three dimensions
Definitions, synonyms and semantic relations for three-dimensional come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.