orientation force
orientation force
[‚ȯr·ē·ən′tā·shən ‚fȯrs] (physical chemistry)
A type of van der Waals force, resulting from interaction of the dipole moments of two polar molecules. Also known as dipole-dipole force; Keesom force.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.