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 memory

—Adie Suehsdorf

third-dimensional

ˈthərd- də-ˈmen(t)-sh(ə-)nəl 

adjective

Examples of third dimension in a Sentence

Recent Examples on the Web

The team will continue to research the magnetic fields, namely capturing the third dimension of the magnetic field. —Laura Baisas, Popular Science, 3 Oct. 2024

The indoor tank simulated circular multidirectional waves and currents that the team then measured and their models accounted for a third dimension. —Laura Baisas, Popular Science, 19 Sep. 2024

The third dimension has to do with the other powers necessary to prevent a financial crisis from spiraling out of control. —Timothy F. Geithner, Foreign Affairs, 12 Dec. 2016

For many artists, a stylus is a preferable tool over a mouse or peripherals primarily designed for gaming, which is why companies like Wacom have thrived for decades and why Logitech is bringing the stylus into the third dimension. —Andrew Liszewski, The Verge, 17 June 2024

Word History

First Known Use

1846, in the meaning defined at sense 1