submillimeter
[ suhb-mil-uh-mee-ter ]
adjective
less than a millimeter in size: a submillimeter wave.
Origin of submillimeter
1First recorded in 1950–55; sub- + millimeter
Words Nearby submillimeter
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use submillimeter in a sentence
The image above was constructed with longer-wavelength light, using the Atacama Large Millimeter/submillimeter Array (ALMA).
The Most Stunning View Ever of Planets Being Born | Matthew R. Francis | November 9, 2014 | THE DAILY BEAST
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