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The chemistry of heat and heat-associated chemical phenomena.

ther′mo·chem′i·cal (-ĭ-kəl) adj.
ther′mo·chem′ist n.
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.


(Chemistry) the branch of chemistry concerned with the study and measurement of the heat evolved or absorbed during chemical reactions
ˌthermoˈchemical adj
ˌthermoˈchemically adv
ˌthermoˈchemist n
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˌθɜr moʊˈkɛm ə stri)

the branch of chemistry dealing with the relationship between chemical action and heat.
ther`mo•chem′i•cal (-ˈkɛm ɪ kəl) adj.
ther`mo•chem′i•cal•ly, adv.
ther`mo•chem′ist, n.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.


the branch of chemistry that studies the relationship of heat to chemical changes, including the production of energy. — thermochemist, n. — thermochemical, adj.
See also: Heat
-Ologies & -Isms. Copyright 2008 The Gale Group, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.thermochemistry - the branch of chemistry that studies the relation between chemical action and the amount of heat absorbed or generated
chemical science, chemistry - the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
Verevkin, Thermochemistry of amines: experimental standard molar enthalpies of formation of some aliphatic and aromatic amines, J.
"Rocket Propulsion" begins with the historical context and an introduction to top-level performance measures, and the progresses on to in-depth discussions of the chemical aspects of fluid flow combustion thermochemistry and chemical equilibrium, solid, liquid, and hybrid rocket propellants, mission requirements, and an overview of electric propulsion.
et al., "Thermochemistry of Urea Alkyl Derivatives," Bull.
Over a trimester, high school thermochemistry students learned the significance of the Gibbs Free Energy equation by mirroring the experiments that formulated and refined it historically, arriving at the equation at the end of the unit instead of being told to simply memorize and apply it.
The difference in the oxidation process between the dendritic and the interdendritic phases lies in the thermochemistry of alumina formation between the phases; that is, in the NiAl-rich dendritic phase, the following reaction may occur:
Mohamed et al., "A comprehensive iso-octane combustion model with improved thermochemistry and chemical kinetics," Combustion and Flame, vol.
Yang, "Self-interaction-free exchange-correlation functional for thermochemistry and kinetics," The Journal of Chemical Physics, vol.
[44, 45] both the forward and the reverse rate constant in the low temperature pathways are explicitly assigned, nullifying the effect of updated thermochemistry of typical low temperature species.
Mechanochemistry is the area of chemistry that involves the use of mechanical force to induce a chemical change, separate from the other well-studied areas of thermochemistry, electrochemistry, and photochemistry [29].