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3D

or 3-D

[three-dee] /ˈθriˈdi/
adjective
1.
of, relating to, or representing something in three dimensions; three-dimensional:
3D movies.
noun
2.
a three-dimensional form or appearance:
My dreams are always in 3D.
Origin of 3D
1930-1935
1930-35, Americanism
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2016.
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