See also: adhésion and adhesión

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Etymology edit

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

Pronunciation edit

  • (UK) IPA(key): /ˌædˈhiː.ʒən/
  • (file)

Noun edit

adhesion (usually uncountable, plural adhesions)

  1. The ability of a substance to stick to an unlike substance.
  2. Persistent attachment or loyalty.
    • 1867, John Lothrop Motley, Project Gutenberg History of The Netherlands, 1555-1623, Complete[1]:
      Who doubts that the fineing, whipping, torturing, hanging, embowelling of men, women, and children, guilty of no other crime than adhesion to the Catholic faith, had assisted the Pope and Philip, and their band of English, Scotch, and Irish conspirators, to shake Elizabeth's throne and endanger her life?
  3. An agreement to adhere.
  4. (medicine) An abnormal union of surface by the formation of new tissue resulting from an inflammatory process.
  5. (biochemistry) The binding of a cell to a surface or substrate.
  6. The frictional grip on a surface, of wheels, shoes etc.
    • 1964 September, “News: Fewer diesels for NER in 1965”, in Modern Railways, page 201:
      Several types of diesel locomotive have been tested on this working and as a result the probable choice will be Type 2 diesels in pairs, without bankers. The crucial factor in the selection of this method is the higher degree of adhesion obtained than with a single Type 4; on trial one of the latter showed that in very adverse conditions it might slip to a standstill at one of the two tricky spots on the steep climb from Tyne Dock to Consett.

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