chemistry
Americannoun
plural
chemistries-
the science that deals with the composition and properties of substances and various elementary forms of matter.
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chemical properties, reactions, phenomena, etc..
the chemistry of carbon.
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the interaction of one personality with another.
The chemistry between him and his boss was all wrong.
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sympathetic understanding; rapport.
the astonishing chemistry between the actors.
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any or all of the elements that make up something.
the chemistry of love.
noun
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the branch of physical science concerned with the composition, properties, and reactions of substances See also inorganic chemistry organic chemistry physical chemistry
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the composition, properties, and reactions of a particular substance
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the nature and effects of any complex phenomenon
the chemistry of humour
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informal a reaction, taken to be instinctual, between two persons
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The scientific study of the structure, properties, and reactions of the chemical elements and the compounds they form.
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The composition, structure, properties, and reactions of a substance.
Etymology
Origin of chemistry
First recorded in 1590–1600; chemist + -ry; replacing earlier chymistry, chimistry
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The chemistry between Harriet Tubman’s members reflects decades of work as a band and overlapping personal histories.
From The Wall Street Journal • Apr. 4, 2026
“But they seem to have even more camaraderie and chemistry, so we’re just big fans of them personally and athletically.”
From Los Angeles Times • Apr. 4, 2026
The work pushed her beyond biology into chemistry, physics and geology, she said.
From Science Daily • Apr. 3, 2026
How do you know when a cast’s chemistry is working?
From Los Angeles Times • Apr. 1, 2026
“I’m going to buy a new chemistry set,” said Kojo.
From "The Smartest Kid in the Universe" by Chris Grabenstein
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.