third dimension

noun

1
: thickness, depth
also : a dimension that adds the effect of solidity to a two-dimensional system
2
: a quality that confers reality or lifelikeness
night sounds that stick in the mind and give a third dimension to the memoryAdie Suehsdorf
third-dimensional
ˈthərd- də-ˈmench-nəl How to pronounce third dimension (audio)
-ˈmen(t)-shə-nᵊl
adjective

Examples of third dimension in a Sentence

Recent Examples on the Web To confirm the presumption of homogeneity, astronomers needed to know not only how galaxies are distributed across the sky but how they're distributed in the third dimension of space—depth. Michael D. Lemonick, Scientific American, 1 Jan. 2024 Typically shown in a two-dimensional graph, for this project a third dimension is added to allow the depiction of specific information. Angelina Villa-Clarke, Forbes, 16 Feb. 2024 The third dimension plots immune responses of antisera containing antibodies against multiple prior infections. IEEE Spectrum, 1 Feb. 2022 Take vision, for instance; our retinas are two flat surfaces that only receive two-dimensional information, but our cognitive functions add the third dimension to our perceptual experience. Simon Duan, Scientific American, 3 Jan. 2024 Over the past few years, Smith and his colleagues have built upon antigenic cartography by adding a third dimension to their maps. IEEE Spectrum, 1 Feb. 2022 By extending memory into the third dimension, engineers can pack more bits into the same area without having to make those bits any smaller, much like a real-estate developer might hope to pack people into high-rises instead of single family homes. IEEE Spectrum, 1 Apr. 2015 But these simulations ignored the role of the third dimension, which is an important factor because as warmer air rises, cooler air is sucked in behind it, creating convection cells. The Physics Arxiv Blog, Discover Magazine, 27 Sep. 2023 Jack Harlow),’ is a Pop R&B track with clever expressions of feelings toward an unattainable person from the perspectives of first, second, and third dimensions. Ashley Iasimone, Billboard, 24 Sep. 2023

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'third dimension.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1846, in the meaning defined at sense 1

Time Traveler
The first known use of third dimension was in 1846

Dictionary Entries Near third dimension

Cite this Entry

“Third dimension.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/third%20dimension. Accessed 18 Apr. 2024.

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