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 (ĕk′sō-thûr′mĭk) also ex·o·ther·mal (-məl)
Releasing heat: an exothermic reaction.

ex′o·ther′mi·cal·ly adv.


(ˌɛksəʊˈθɜːmɪk) or


(Chemistry) (of a chemical reaction or compound) occurring or formed with the evolution of heat. Compare endothermic, exoergic
ˌexoˈthermically, ˌexoˈthermally adv


(ˌɛk soʊˈθɜr mɪk)

also ex`o•ther′mal,

noting or pertaining to a chemical change that is accompanied by a liberation of heat (opposed to endothermic).
ex`o•ther′mi•cal•ly, adv.
ex`o•ther•mic′i•ty (-θərˈmɪs ɪ ti) n.


Releasing heat: an exothermic chemical reaction. Compare endothermic.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.exothermic - (of a chemical reaction or compound) occurring or formed with the liberation of heat
energy-releasing, exoergic - (of a nuclear reaction) occurring with evolution or releasing of energy
endothermal, endothermic, heat-absorbing - (of a chemical reaction or compound) occurring or formed with absorption of heat


[ˌɛksəʊˈθɜːmɪk] adjesotermico/a
References in periodicals archive ?
offers both endothermic and exothermic CFAs, typically in a multifunctional additive and color masterbatch for wood-PE, wood-PVC, and more recently wood-PP decking and fencing.
Using the simulation information and modulus calculations, it was decided that, for this foundry and molding method, an exothermic mini riser placed just above the web area would be the best feeding choice.
pouring - increase yield through exothermic feeding aids; better mold positioning; lower pouring temperatures; increase backup supplies (ladles, etc.
Tenders are invited for Supply of Exothermic Welding Moulds And Powder
Polymerization is heat-initiated, and the Portland cement exothermic reaction accelerates curing.
New coffee uses exothermic process to allow coffee to self-heat for entire workday.
75, and 1:1 showed an exothermic reaction at 150[degrees]C, resins with eq-MRs of 1:2 and 1:3 exhibited exothermic peaks at 185[degrees]C, and resins with an eq-MR of 1:4 presented an exothermic peak at 180[degrees]C.
If we accept the postulate given to me by Ms Therese B during my Freshers' year "that it will be a cold night in Hell before I sleep with you," and take into account the fact that I still have not succeeded in having sexual relations with her, then: 2 cannot be true, and thus I am sure that Hell is exothermic.
This exothermic reaction blows the shell apart: It transforms the mixture of chemical powders into hot gases that expand suddenly.
Its product line includes a variety of vacuum assisted delivery birthing system pumps and cups, neonatal heel warmers, exothermic heat packs (the heat is produced when a chemical reaction is triggered inside the heat pack), gynecological catheters and other disposable obstetric products.
Tenders are invited for Exothermic Sleeves For Dmw Tube Size:4 Inch D X 8 Inch H Blind .
April 29, 2013 /PRNewswire/ -- Graphene Technologies, a company pursuing commercial applications of the carbon nano-material known as graphene, has been issued US Patent Number 8,420,042 for a breakthrough process for atom-by-atom synthesis of graphene by the exothermic chemical reduction of carbon dioxide.