Dictionary.com

3D

or 3-D

[ three-dee ]
/ ˈθriˈdi /
Save This Word!

adjective
of, relating to, or representing something in three dimensions; three-dimensional: 3D movies.
noun
a three-dimensional form or appearance: My dreams are always in 3D.
QUIZ
SHALL WE PLAY A "SHALL" VS. "SHOULD" CHALLENGE?
Should you take this quiz on “shall” versus “should”? It should prove to be a quick challenge!
Question 1 of 6
Which form is used to state an obligation or duty someone has?

Origin of 3D

An Americanism dating back to 1950–55
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use 3D in a sentence

FEEDBACK