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snow line

See more synonyms for snow line on Thesaurus.com
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.
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Origin of snow line

First recorded in 1825–35
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for snow line

Historical Examples

  • This summit is covered with snow; and it is under the snow-line he usually makes his haunt.

    Bruin

    Mayne Reid

  • You must know that there is a line on all high mountains which is called the snow-line.

    Rivers of Ice

    R.M. Ballantyne

  • As for myself, I profess to be little more than a greenhorn above the snow-line.

    A Tramp's Notebook

    Morley Roberts

  • To the northward and eastward the snow-line was certainly much higher.

  • We had passed what may be called the snow-line in winter a little above 2,000 feet.

British Dictionary definitions for snow line

snow line

noun
  1. the altitudinal or latitudinal limit of permanent snow
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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
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.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.