frost line

(redirected from frost lines)
Also found in: Financial, Encyclopedia.
Related to frost lines: Freezing depth

frost line

n.
1. The depth to which frost penetrates the earth.
2. The altitude below which frost does not occur, especially in tropical regions.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

frost line

n
1. (Geological Science) the deepest point in the ground to which frost will penetrate
2. (Geological Science) the limit towards the equator beyond which frosts do not occur
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
Translations

frost line

nFrostgrenze f
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007
References in periodicals archive ?
This week, science has pulled back the curtain on some wondrous and important things: (http://www.ibtimes.com/frost-space-astronomers-find-carbon-monoxide-snow-line-around-infant-solar-system-tw-hydrae-1351949) a budding solar system with carbon monoxide frost lines ; long-buried (http://www.ibtimes.com/tyrannosaurus-rex-left-tooth-behind-hadrosaur-skeleton-called-proof-predatory-nature-1348693) evidence that Tyrannosaurus rex chased down and hunted its prey ; and the possibility that (http://www.ibtimes.com/two-suns-could-increase-possibility-life-other-planets-1353775) binary star systems are the ideal celestial melting pots for extraterrestrial life.
Also, the company traded in three older backhoes for three new CASE Backhoes which provide assistance in breaking through tree roots, frost lines and clay.