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English definition of “three-dimensional”

three-dimensional

adjective     /ˌθriː.daɪˈmen.ʃən.əl/ (abbreviation 3-D)
having or appearing to have three dimensions (= length , width , and height ) and therefore looking real : The picture had a three-dimensional effect .Geometrical shapesSpherical, circular and annular objects
(Definition of three-dimensional adjective from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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