triple point

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triple point

n.
The temperature and pressure at which a substance can exist in equilibrium in the liquid, solid, and gaseous states. The triple point of pure water is at 0.01 degrees Celsius and 4.58 millimeters of mercury and is used to calibrate thermometers.
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.

triple point

n
(Chemistry) chem the temperature and pressure at which the three phases of a substance are in equilibrium. The triple point of water, 273.16 K at a pressure of 611.2 Pa, is the basis of the definition of the kelvin
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

tri′ple point′



n.
the particular temperature and pressure at which the solid, liquid, and gaseous phases of a given substance are all at equilibrium with one another.
[1870–75]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

triple point

The intersection of the incident, reflected, and fused (or Mach) shock fronts accompanying an air burst. The height of the triple point above the surface, i.e., the height of the Mach stem, increases with increasing distance from a given explosion.
Dictionary of Military and Associated Terms. US Department of Defense 2005.

triple point

The conditions of temperature and pressure at which the three phases of a substance (solid, liquid, and gas) are in equilibrium.
Dictionary of Unfamiliar Words by Diagram Group Copyright © 2008 by Diagram Visual Information Limited
References in periodicals archive ?
My Millennium members can earn double points when booking for a minimum of two nights and triple points when booking for a minimum of three nights.
Wells Fargo made a splash last summer, revamping the Wells Fargo Propel American Express, which now earns triple points back per dollar spent on eligible streaming services.
The programme also allows the hotel group's My Millennium members to earn double points when booked under this offer for a minimum of two nights and triple points when booked for a minimum of three nights, according to the statement.
PETROLINA, the only petroleum company in Cyprus which participates in the "antamivi" reward scheme of Bank of Cyprus offers triple points from the 1 st until the 30th of November 2018.
You can pick up the Hugo Boss Bottled Night for better than half price at the moment reduced from [pounds sterling]84 to [pounds sterling]41- and you can even get triple points on top (with amembers card).
I can get triple points (whatever they are) if I buy products that will help me attain "fabulous feet" from a range that includes blister plasters to "Bazuka that verruca", plus cream and an exfoliating foot mask.
Triple points are available at Red Letter Days, Selfridges, Clarks, Currys, Dorothy Perkins, PC World, Play.com, The Fragrance Shop, Toys R Us, Virgin Experience Days, Boden, Accessorize, Crabtree & Evelyn, Matalan, Monsoon and NOTONTHEHIGHSTREET.
The rewards program offers triple points to cardholders on qualifying car fuel and grocery purchases.
The rewards programme offers triple points to cardholders on qualifying gas and grocery purchases.
"There are triple points for gas, groceries and restaurants, and all other purchases earn 1 percent.''
Award: triple points Expires: 8/31/2019 Restrictions: Stay at any VOILA Hotel Rewards hotel one month before or one month after your birthday and earn for the first night.