firn
Americannoun
noun
Etymology
Origin of firn
1850–55; < German (Swiss), noun use of firn last year's, old; cognate with Old English fyrn former, ancient, Gothic fairneis; akin to Old Norse forn ancient. See before
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.
According to Fahnestock, optical observations can be affected by changing lighting conditions, shadows, cloud cover, and variations in whether firn appears clean or dirty.
From Science Daily • Jun. 12, 2026
Ice and firn, or dense snow leftover from previous seasons, also disappeared from the ridge.
From Washington Post • Aug. 18, 2022
Depending on the temperature of the water, snow and firn, the meltwater can refreeze and can create ice lenses.
From Seattle Times • Aug. 5, 2021
Cuffey, K. M. & Steig, E. J. Isotopic diffusion in polar firn: implications for interpretation of seasonal climate parameters in ice-core records, with emphasis on central Greenland.
From Nature • Feb. 4, 2018
Much of the ice on the continent of Antarctica is actually a form of consolidated snow called firn.
From "Shipwreck at the Bottom of the World" by Jennifer Armstrong
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.