chemical reaction
noun
: a chemical change that occurs when two or more substances combine to form a new substance
Examples of chemical reaction in a Sentence
Recent Examples on the Web
At that point, a fiber optic light heats the particles and triggers a chemical reaction.
—
Kurt Knutsson, FOXNews.com, 7 July 2025
Now, researchers at Mass General Brigham have made a breakthrough by mixing up the recipe for that chemical reaction, creating a bioluminescence diagnostic tool that's 515 times brighter and eight times more enduring than current models.
—Bronwyn Thompson, New Atlas, 3 June 2025
Once on the water, the gel plug allows a tiny amount of water in, which contacts the internal powders to trigger a chemical reaction.
—Joe Cermele, Outdoor Life, 5 June 2025
Browning is simply a natural chemical reaction that happens when avocados are cut, exposing them to oxygen.
—Heather Riske, Better Homes & Gardens, 5 July 2025
See All Example Sentences for chemical reaction
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Kurt Knutsson, FOXNews.com, 7 July 2025
Now, researchers at Mass General Brigham have made a breakthrough by mixing up the recipe for that chemical reaction, creating a bioluminescence diagnostic tool that's 515 times brighter and eight times more enduring than current models.
—Bronwyn Thompson, New Atlas, 3 June 2025
Once on the water, the gel plug allows a tiny amount of water in, which contacts the internal powders to trigger a chemical reaction.
—Joe Cermele, Outdoor Life, 5 June 2025
Browning is simply a natural chemical reaction that happens when avocados are cut, exposing them to oxygen.
—Heather Riske, Better Homes & Gardens, 5 July 2025
See All Example Sentences for chemical reaction
Cite this Entry
“Chemical reaction.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/chemical%20reaction. Accessed 7 Aug. 2025.
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