- the act or state of adhering; state of being adhered or united: the adhesion of parts united by growth.
- steady or devoted attachment, support, etc.; adherence.
- assent; concurrence.
- Physics. the molecular force of attraction in the area of contact between unlike bodies that acts to hold them together.Compare cohesion(def 2).
- the abnormal union of adjacent tissues.
- the tissue involved.
- Botany. the union of normally separate parts.
- the frictional resistance of rails to the tendency of driving wheels to slip.
- factor of adhesion.
Origin of adhesion
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for adhesion
So to a man they gave in their adhesion in that quarter of the country.Anabasis
The pleura and diaphragm also showed a good deal of disease and some adhesion.Cattle and Their Diseases
The adhesion of Richelieu and the advocacy of Chapelain insured their triumph.A History of French Literature
With the adhesion of New York all serious anxiety came to an end.The Critical Period of American History
It is the adhesion of woman to this view of the case which puzzles us a little at first.
- the quality or condition of sticking together or holding fast
- ability to make firm contact without skidding or slipping
- attachment or fidelity, as to a political party, cause, etc
- an attraction or repulsion between the molecules of unlike substances in contact: distinguished from cohesion
- pathol abnormal union of structures or parts
C17: from Latin adhaesiōn- a sticking. See adhere
Adhesion is the preferred term when talking about sticking or holding fast in a physical sense. Adherence is preferred when talking about attachment to a political party, cause, etc
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
Word Origin and History for adhesion
1620s, from French adhésion or directly from Latin adhaesionem (nominative adhaesio) "a sticking to," noun of action from past participle stem of adhaerare (see adherent).
Adhesion is generally used in the material, and adherence in the metaphysical sense. [Johnson]
Online Etymology Dictionary, © 2010 Douglas Harper
- A condition in which body tissues that are normally separate grow together.
- A fibrous band of scar tissue that binds together normally separate anatomical structures.
- The union of opposing surfaces of a wound, especially in healing.conglutination
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
- The force of attraction that causes two different substances to join. Adhesion causes water to spread out over glass. Compare cohesion.
- A fibrous band of abnormal tissue that binds together tissues that are normally separate. Adhesions form during the healing of some wounds, usually as a result of inflammation.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.