adhesion

noun
ad·​he·​sion | \ ad-ˈhē-zhən , əd-\

Definition of adhesion

1 : steady or firm attachment : adherence
2 : the action or state of adhering
3 : the abnormal union of separate tissue surfaces by new fibrous tissue resulting from an inflammatory process also : the newly formed uniting tissue
4 : agreement to join adhesion of all nations to a copyright convention
5 : the molecular attraction exerted between the surfaces of bodies in contact

Keep scrolling for more

Other Words from adhesion

adhesional \ -​ˈhēzh-​nəl , -​ˈhē-​zhə-​nᵊl \ adjective

Synonyms & Antonyms for adhesion

Synonyms

adherence, bonding, cling

Antonyms

unsticking

Visit the Thesaurus for More 

Examples of adhesion in a Sentence

the adhesion of the coating the adhesion of the mud to my shoes

Recent Examples on the Web

Once a helmet hits age five, the glue holding it all together loses adhesion and hurts its ability to absorb impact. Alexander George, Popular Mechanics, "How I Found My Favorite Motorcycle Helmet," 9 Nov. 2018 Laparoscopy is performed to examine the abdominal wall or the female pelvic organs and diagnose problems such as cysts, adhesions, fibroids, endometriosis, or infections that might be impacting ovulation or implantation. Jennifer Gerson, Marie Claire, "Health & Fitness," 1 Oct. 2018 During surgery, the lesions and adhesions were removed. Sarah Hosseini, Good Housekeeping, "Just Because You Can't See My Endometriosis Doesn't Mean It's Not There," 12 Mar. 2016 Occasionally, these adhesions can block the intestines and require additional surgery. Amanda Macmillan, Health.com, "12 Reasons You Might Have Cramps That Have Nothing to Do With Your Period," 27 Mar. 2018 The absorption process is also aided by adhesion (the attraction between different types of molecules). Ben Finio, Scientific American, "Walking Water," 3 May 2018 Pulling apart Oreo cookie models to learn about adhesion versus cohesion. Greg Burnett, cleveland.com, "Science center show all about sticky science and more," 20 Apr. 2018 Nurse ended up using some massage techniques designed to break up scar tissue, or adhesions, in my calf. Cassie Shortsleeve, SELF, "5 Surprising Things I Learned Training for My First Marathon," 1 Apr. 2018 Scar tissue that causes pain or interferes with organ function is also known as an abdominal adhesion. Amanda Macmillan, Health.com, "12 Reasons You Might Have Cramps That Have Nothing to Do With Your Period," 27 Mar. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'adhesion.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of adhesion

15th century, in the meaning defined at sense 1

History and Etymology for adhesion

borrowed from French or Latin; French adhésion, going back to Middle French, borrowed from Latin adhaesiōn-, adhaesiō, from adhaes-, variant stem of adhaerēre "to adhere" + -tiōn-, -tiō, suffix of action nouns (expected *adhaestiō presumably simplified to adhaesiō by analogy)

Keep scrolling for more

Learn More about adhesion

Statistics for adhesion

Look-up Popularity

Time Traveler for adhesion

The first known use of adhesion was in the 15th century

See more words from the same century

Keep scrolling for more

More Definitions for adhesion

adhesion

noun

English Language Learners Definition of adhesion

: the act of adhering especially : the act of sticking or attaching to something
medical : a condition in which body tissues that are supposed to be separate grow together because of swelling after surgery

adhesion

noun
ad·​he·​sion | \ ad-ˈhē-zhən \

Kids Definition of adhesion

: the act or state of sticking They tested the adhesion of the paint to the wall.

adhesion

noun
ad·​he·​sion | \ ad-ˈhē-zhən, əd- \

Medical Definition of adhesion

1 : the action or state of adhering specifically : a sticking together of substances (as of glue and wood or of parts united by growth)
2a : the abnormal union of surfaces normally separate by the formation of new fibrous tissue resulting from an inflammatory process also : the newly formed uniting tissue pleural adhesions
b : the union of wound edges especially by first intention
3 : the molecular attraction exerted between the surfaces of bodies in contact — compare cohesion sense 2

Other Words from adhesion

adhesional \ -​ˈhēzh-​nəl, -​ˈhē-​zhən-​ᵊl \ adjective

Keep scrolling for more

More from Merriam-Webster on adhesion

Rhyming Dictionary: Words that rhyme with adhesion

Thesaurus: All synonyms and antonyms for adhesion

Spanish Central: Translation of adhesion

Nglish: Translation of adhesion for Spanish Speakers

Britannica English: Translation of adhesion for Arabic Speakers

Comments on adhesion

What made you want to look up adhesion? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

to express emotion in a dramatic way

Get Word of the Day daily email!

Test Your Vocabulary

What did you just call me?! A Quiz

  • rows-of-various-emoji
  • If a member of the audience describes your speech as bombastic, does that person mean it is:
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
Word Winder's CrossWinder

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!