exothermic
adjective
exo·ther·mic
| \ ˌek-sō-ˈthər-mik
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Definition of exothermic
: characterized by or formed with evolution of heat
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Other Words from exothermic
exothermically
\ ˌek-sō-ˈthər-mi-k(ə-)lē
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adverb
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adverb
exothermicity
\ ˌek-sō-ˌthər-ˈmi-sə-tē
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noun
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noun
Examples of exothermic in a Sentence
Recent Examples on the Web
To put it in the language of chemistry, Schultz, a chemist, is seeking to catalyze an exothermic reaction. — Bradley J. Fikes, sandiegouniontribune.com, "Scripps Research, AbbVie join in large cancer therapy alliance," 25 June 2018 In modern rockets, such as the Space X Falcon 9 or the Saturn V, the propulsion system is powered by a fast, exothermic reaction between a liquid fuel (usually hydrogen, methane or hydrazine) and oxidizer (usually oxygen or nitrogen tetroxide). — Renee Morad, Scientific American, "Build the Best Alka-Rocket Ever—with Science," 7 Sep. 2017 For an exothermic reaction, which of the following best describes the effect of increasing the temperature on the forward and reverse reactions? — Donna Vickroy, Daily Southtown, "Tinley Park High School student is a champion for chemistry," 5 Apr. 2018 Soon, however, the ACA will erupt into an exothermic death trap like ammonium nitrate combined with fuel oil. — Katy Waldman, Slate Magazine, "Obamacare Is Imploding! Obamacare Is Exploding!," 27 Mar. 2017These example sentences are selected automatically from various online news sources to reflect current usage of the word 'exothermic.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
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More Definitions for exothermic
exothermic
adjective
exo·ther·mic
| \ -ˈthər-mik
\
\
Medical Definition of exothermic
: characterized by or formed with evolution of heat — compare endothermic
Other Words from exothermic
exothermically
\ -mi-k(ə-)lē
\
adverb
\
adverb
exothermicity
\ -ˌthər-ˈmis-ət-ē
\
noun,
plural exothermicities
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noun,
plural exothermicities