chemistry
noun
chem·is·try
ˈke-mə-strē 
plural chemistries
1
: a science that deals with the composition, structure, and properties of substances and with the transformations that they undergo
2
a
: the composition and chemical properties of a substance
the chemistry of iron
b
: chemical processes and phenomena (as of an organism)
blood chemistry
3
a
: a strong mutual attraction, attachment, or sympathy
they have a special chemistry
b
: interaction between people working together
specifically
: such interaction when harmonious or effective
a team lacking chemistry
Examples of chemistry in a Sentence
studying the chemistry of gasoline
They tried dating, but there was no chemistry between them.
the chemistry of the office
Recent Examples on the Web
Well, there's always the things that make people fall in love: the chemistry, the banter, the similar interests.
—
Patrick Gomez, EW.com, 21 Jan. 2025
To get into the courses that colleges want, students need to start taking certain classes in middle school — algebra, chemistry, biology — to set them up for success in high school.
—Elizabeth Hernandez, The Denver Post, 18 Jan. 2025
DeBoer and Grubb had a special chemistry that spanned over a decade; there was trust there with Grubb calling the plays.
—Kennington Smith Iii, The Athletic, 17 Jan. 2025
In the world of chemistry, getting polymers (long chains of large molecules) to form mechanical bonds inside their structures has proven extremely challenging.
—Michael Franco, New Atlas, 17 Jan. 2025
See all Example Sentences for chemistry 
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Patrick Gomez, EW.com, 21 Jan. 2025
To get into the courses that colleges want, students need to start taking certain classes in middle school — algebra, chemistry, biology — to set them up for success in high school.
—Elizabeth Hernandez, The Denver Post, 18 Jan. 2025
DeBoer and Grubb had a special chemistry that spanned over a decade; there was trust there with Grubb calling the plays.
—Kennington Smith Iii, The Athletic, 17 Jan. 2025
In the world of chemistry, getting polymers (long chains of large molecules) to form mechanical bonds inside their structures has proven extremely challenging.
—Michael Franco, New Atlas, 17 Jan. 2025
See all Example Sentences for chemistry
Articles Related to chemistry
Dictionary Entries Near chemistry
Cite this Entry
“Chemistry.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/chemistry. Accessed 24 Jan. 2025.
Copy CitationKids Definition
chemistry
noun
chem·is·try
ˈkem-ə-strē
1
: a science that deals with the composition, structure, and properties of substances and with the changes that they go through
2
: chemical composition, properties, or processes
the chemistry of gasoline
the chemistry of iron
the chemistry of blood
chemist
noun
-əst
Medical Definition
chemistry
noun
chem·is·try
ˈkem-ə-strē
plural chemistries
1
: a science that deals with the composition, structure, and properties of substances and of the transformations that they undergo
2
a
: the composition and chemical properties of a substance
the chemistry of hemoglobin
b
: chemical processes and phenomena (as of an organism)
blood chemistry
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