Definition of scission in English:

scission

Syllabification: scis·sion
Pronunciation: /ˈsiZHən, ˈsiSH-
 
/

noun

technical
1The action or state of cutting or being cut, in particular.
More example sentences
  • Budding and scission of a deflated vesicle into two smaller spherical daughters were sometimes observed.
  • The gift of her language, therefore, is not one of exfoliation, but of continual scission and concision.
  • The author argued that the scission between nature and culture is actually a false one, based on erroneous assumptions about the underlying ‘constitution’ of these bipolar terms.
1.1chiefly Biochemistry Breakage of a chemical bond, especially one in a long chain molecule so that two smaller chains result.
More example sentences
  • Strand scission in DNA can result from the production of a carbon-based radical following hydrogen atom abstraction from deoxyribose.
  • Indeed, the assembled repair complex just before strand scission (loss of antibody binding) is composed of multiple subunits.
  • These trimetal clusters cleaved DNA through single-strand scission by use of UV light as the trigger.
1.2A division or split between people or parties; a schism.
More example sentences
  • For them increasing poverty and social scission seems at best a distant rumour.

Origin

late Middle English: from Old French, or from late Latin scissio(n-), from scindere 'cut, cleave'.

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