weathering

(redirected from Freeze-Thaw Cycle)
Also found in: Encyclopedia.
Related to Freeze-Thaw Cycle: frost action

weath·er·ing

 (wĕth′ər-ĭng)
n.
Any of the chemical or mechanical processes by which objects exposed to the weather are worn or broken down.
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.

weathering

(ˈwɛðərɪŋ)
n
(Physical Geography) the mechanical and chemical breakdown of rocks by the action of rain, snow, cold, etc
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

weath•er•ing

(ˈwɛð ər ɪŋ)

n.
the process by which various natural agents, as wind and water, act upon exposed rock, causing it to disintegrate to sand and soil.
[1655–65]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

weathering

The decay and break up of rocks on the Earth’s surface by natural chemical and mechanical processes.
Dictionary of Unfamiliar Words by Diagram Group Copyright © 2008 by Diagram Visual Information Limited
Translations

weathering

n (Geol) → Verwitterung f
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007

weathering

[ˈwɛðərɪŋ] n (of rocks) → degradazione f meteorica
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995
References in periodicals archive ?
The scientists froze the prepared patties, which were then vacuum-packed and subjected to several freeze-thaw cycles. A freeze-thaw cycle was defined as 24 hours of freezing at -18 C and thawing for 24 hours at 5 C.
In each freeze-thaw cycle, the temperature was varied from (-17.8 [degrees]C) to (+4.4 [degrees]C) over a total period of 24 h (8 + 4 h for freezing and thawing; 7 + 5 h kept at two terminal temperatures) (Plate 1).
Over the years many researchers developed the understanding through engineering practice that the effects of freeze-thaw cycle of water in rock pores change the microscopic pore structure of rock mass and cause variations in physical and mechanical properties, e.g.
Data analysis was performed to see the influence of pH, viscosity, and freeze-thaw cycle toward a formula that is generated by the method of Random Complete Blocks Design Statistics (DBLA).
Freeze-thaw cycle test, loading test, and capillary absorption experiment were carried out, respectively.
Through laboratory tests based on (1) and (2), test the compressive strength, wet and dry cycles, and freeze-thaw cycle of typical carbonized masonry to determine the strength and durability of carbonized masonry.
Statistical analysis was performed using paired t test to compare DNAf between groups before and after freeze-thaw cycle, to compare groups before and after capacitation and leptin incubation and oxidative measurements before and after leptin incubation.
Freeze-thaw cycle is a typical weathering process and has strong impacts on the physicomechanical behaviors of rock in the cold regions.
We believe that: under the condition of freeze-thaw cycle, the damage of the modified soil can be equivalent to coupling of the two modes of freeze thawing and load.
Labovites mentioned the freeze-thaw cycle, expedited back-filling and rain and snow.
Among specific topics are characteristics of Chicago blue clay subjected to a freeze-thaw cycle, triaxial testing of frozen soils, an experimental study of the dynamic properties of clay modified by aught-set solidifying agent subjected to freeze-thaw cycles, strength and creep properties of a frozen coastal sand in saltwater, and using a spherical stamp to investigate the dynamic behaviors of frozen saline silt.
The products provide consistent high cell viability while maintaining cell pluripotency after a freeze-thaw cycle. No programmed freezer or liquid nitrogen tank is required, and it is a ready-to-use formulation with a simple protocol that minimizes contamination risk from particles, mycoplasma, and other contaminants.