American Dictionary
Definition 4D in American English
4D adjective, noun
adjective, noun
1
a 4-D film is an entertainment that combines a 3-D film (= a film that looks as if it has length, depth and width) with other physical effects on the audience such as smells, water spray etc.
Example
Hollywood is converting blockbuster films into 4-D because cinemagoers are shunning pricey multi-dimensional 3-D versions.
Example
You've seen 3D…now at Land's End you can take another step into the immersive magic of cinema with our incredible 4D sensory experience.
