frost line

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

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

n → Frostgrenze 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

It is a "happy bubble," locked into the air ring and with the frost line at the perfect height; level, straight, no dips, no spikes and no bubble flares.

How to Use 'Mapping' to Troubleshoot Blown Film Problems Three real-world case studies show how processors solved common problems in blown film via the mapping technique

Water lines are at risk of rupturing when the frost line extends about four feet into the ground, Barrrilleaux said.

Polar blast envelops Midwest, strains old infrastructure

For those that are better at burrowing into the ground, they dig deep into the earth's soil and hibernate, safely below the frost line.

Frogs and toads fill our summers with sound, but where do they go in winter?

Generally, such a site in the Northeast will be underground, below the frost line, such as a small den, but some creatures choose to spend winters under logs, in hollow trees, or in moist, loose soil.

Surviving the BIG CHILL: How reptiles, amphibians, and insects make it through New York's winters

Dad said that the holes had to reach below the frost line or the soil would "barf out the post.

Shock Awe: The invention of electric fences causes one skeptical youngster to test its limits and become a convert

Unlike a footing or poles for a pole barn, fence posts don't typically extend past the frost line. The rule of thumb for setting your fence post depth is this; not less than one-third the overall length of the pole and not more than half the overall length.

Digging fence holes 101: using the right tools and materials yields strong fences

At the frost line, the bubble is at its maximum diameter and there is effectively no further stretching.

Effect of processing parameters on essential work of fracture toughness of LLDPE blown films

"The frost line was six and a half feet, and drilling through the frost wasn't a problem," DeForest said.

Auger boring in -40 degrees

They usually spend the day before a funeral opening the ground, sometimes using jackhammers to break through the frost line, Robert Antonelli, the assistant commissioner of the Department of Public Works and Parks, said.

Funerals rarely stopped by snow; Weather-related postponements aren't the norm for wakes and burials

Lines buried below the frost line are less susceptible to the effect of frost heave since the earth movement typically occurs above the frost line.

Cold weather can play havoc on natural gas systems