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submillimeter

American  
[suhb-mil-uh-mee-ter] / sʌbˈmɪl əˌmi tər /

adjective

  1. less than a millimeter in size.

    a submillimeter wave.


Etymology

Origin of submillimeter

First recorded in 1950–55; sub- + millimeter

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

This suggests that the submillimeter emission typically comes from structures that are already spheroid-like.

From Science Daily • Dec. 5, 2024

The study involved high-resolution scans that enabled the researchers to visualize brain connections at submillimeter spatial resolution.

From Science Daily • May 1, 2024

In addition, some of the puzzle-piece-like parts of the vacuum vessel—intended to fit together with submillimeter precision—proved not to be manufactured as precisely as needed.

From Scientific American • Jun. 15, 2023

Follow-up observations of these galaxies at longer wavelengths with Webb’s midinfrared instrument or ground-based radio telescopes sensitive to submillimeter waves could reveal the gas clouds actively building stars.

From Science Magazine • Aug. 9, 2022

"It’s possible that all galaxies of this mass would become submillimeter galaxies, and if that’s true, the numbers work out right to match the abundances of how many people have actually observed," said Narayanan.

From The Verge • Sep. 23, 2015