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snow line

noun
1.
the line, as on mountains, above which there is perpetual snow.
2.
the latitudinal line marking the limit of the fall of snow at sea level.
Origin of snow line
1825-1835
1825-35
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for snow line
Historical Examples
  • In this western range the snow line is higher than it is in the Eastern Cordillera because the latter receives more moisture.

  • "We'll have to go well above the snow line, and camp there awhile," said Boyd.

    The Great Sioux Trail Joseph Altsheler
  • These are birds of the mountains and high altitudes, above or near the snow line.

    Western Bird Guide Chester A. (Chester Albert) Reed, Harry F. Harvey, and Rex I. Brasher
  • The snow line is the estimated altitude in all countries where snow would be formed.

    The Reason Why Anonymous
  • The forest climbs to the snow line, while the snow line descends as if to meet it.

    The Long White Cloud William Pember Reeves
  • Some parts of this range are above what is called the snow line.

  • That night they camped at the snow line and more snow began to fall.

    The Conquest Eva Emery Dye
  • We were not very far from the snow line and this had some effect on the country.

    Death Valley in '49 William Lewis Manly
  • Sienite and feldspar succeeded in our descent to the snow line, where we found a felspathic granite.

    The Life of Kit Carson Edward S. Ellis
  • Tom's airship was well above the snow line on the mountains.

British Dictionary definitions for snow line

snow line

noun
1.
the altitudinal or latitudinal limit of permanent snow
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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snow line in Science
snow line  
  1. The boundary marking the lowest altitude at which a given area, such as the top of a mountain, is always covered with snow.

  2. The boundary marking the furthest extent around the polar regions at which there is snow cover. The polar snow lines vary with the seasons.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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