- the branch of chemistry dealing with the relations between the physical properties of substances and their chemical composition and transformations.
Origin of physical chemistry
First recorded in 1890–95
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for physical chemistry
The special forms used for investigations in physical-chemistry are not described.
- 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
- Scientific analysis of the properties and behavior of chemical systems primarily by physical theory and technique.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
- 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.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.