Antonyms of adj 3-dimensional

1 sense of 3-dimensional

Sense 1
three-dimensional, 3-dimensional, third-dimensional, three-d -- (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")

INDIRECT (VIA multidimensional) -> unidimensional, one-dimensional -- (relating to a single dimension or aspect; having no depth or scope; "a prose statement of fact is unidimensional, its value being measured wholly in terms of its truth"- Mary Sheehan; "a novel with one-dimensional characters")

Similarity of adj 3-dimensional

1 sense of 3-dimensional

Sense 1
three-dimensional, 3-dimensional, third-dimensional, three-d -- (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")
       => multidimensional (vs. unidimensional) -- (having or involving or marked by several dimensions or aspects; "multidimensional problems"; "a multidimensional proposition"; "a multidimensional personality")