2D

noun

ˈtü-ˈdē

variants or less commonly 2-D

: a two-dimensional form

displayed in 2D

2D adjective

or less commonly 2-D

Word History

Etymology

D, abbreviation of dimensional

First Known Use

1963, in the meaning defined above

Time Traveler

The first known use of 2D was in 1963

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2,4-D

2FA

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Style

“2D.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/2D. Accessed 30 Oct. 2025.

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Kids Definition

2-D

noun

ˈtü-ˈdē

: a two-dimensional form

displayed in 2-D

2-D adjective

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2D

noun

Word History

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Kids Definition

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