adhesion

UK/ˌædˈhiː.ʒən/

nounC2Rare in speech; mostly a word you read · #13,611 of 15,258mostly written

Other forms: adhesions

Adhesion is the sticking of one surface to another. Poor adhesion.

It is different from cohesion, which is a thing sticking to itself rather than to something else. Paint failing is nearly always a failure of adhesion rather than of the paint.

Definitions of adhesion

1nounadhesionThe sticking of one surface to another.C2
“The adhesion failed within a year on every north-facing wall.”

adhesion is a sticking.

Where it comes from

Latin adhaesio comes from adhaerere, to stick to, from ad plus haerere, to cling.

French
adhésion
English, today
adhesion

From French adhésion. From French adhésion, from Latin - stem of adhaesio, from past participle of adhaero.

Etymology from Wiktionary, CC BY-SA

Practise this word

adhesion in the wild

Alterations in cell adhesion can disrupt important cellular processes and lead to a variety of diseases, including cancer and arthritis.
Cell adhesion
An adhesion railway relies on adhesion traction to move the train, and is the most widespread and common type of railway in the world.
Adhesion railway
PTK2 protein tyrosine kinase 2 (PTK2), also known as focal adhesion kinase (FAK), is a protein that, in humans, is encoded by the PTK2 gene.
PTK2
PTK2 is a focal adhesion-associated protein kinase involved in cellular adhesion (how cells stick to each other and their surroundings) and spreading processes (how cells move around).
PTK2
The defining feature of adhesion GPCRs that distinguishes them from other GPCRs is their hybrid molecular structure.
Adhesion G protein-coupled receptor

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From Wikipedia, CC BY-SA 4.0. These sentences were written by other people about their own subjects; they are here to show the word at work, not as anybody’s opinion.

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