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physical chemistry

American  

noun

  1. the branch of chemistry dealing with the relations between the physical properties of substances and their chemical composition and transformations.


physical chemistry British  

noun

  1. the branch of chemistry concerned with the way in which the physical properties of substances depend on and influence their chemical structure, properties, and reactions

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

physical chemistry Scientific  
  1. The branch of chemistry that is concerned with the physical structure of chemical compounds, the amount of energy they have, the way they react with other compounds, and the bonds that hold their atoms together.


Etymology

Origin of physical chemistry

First recorded in 1890–95

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.

Robert Dryfe, professor of physical chemistry at the University of Manchester, says there are alternatives to battery storage.

From BBC • Sep. 10, 2025

The team's algorithm can make improvements to MOFs for carbon capture by learning chemistry from biophysics, physiology and physical chemistry experimental datasets that have not been considered for MOF design before.

From Science Daily • Feb. 14, 2024

I first learned of this area of research as a graduate student in physical chemistry.

From Salon • Oct. 10, 2023

After earning his PhD in physical chemistry, he returned to the United States to teach at UC Berkeley.

From Textbooks • Feb. 14, 2019

But because of the vast quantities of carbon dioxide in the atmosphere, the sea could not be ordinary water; physical chemistry required carbonated water.

From "Cosmos" by Carl Sagan