Meaning : Involving or relating to three dimensions or aspects. Giving the illusion of depth.
Example :
Lifelike three-dimensional characters.
A three-dimensional account of conditions under the new government.
They shot the movie in three-D.
Synonyms : 3-dimensional, third-dimensional, three-d
Meaning : Having the shape of a cube. Having three dimensions.
Synonyms : cubic
Of or in or along or relating to a line. Involving or having a single dimension.
A linear measurement.