Definition of sedimentation coefficient in English:

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sedimentation coefficient

Pronunciation: /ˌsedəmənˈtāSH(ə)n ˌkōəˌfiSH(ə)nt/
(also sedimentation constant)


A quantity related to the size of a microscopic particle, equal to the terminal outward velocity of the particle when centrifuged in a fluid medium divided by the centrifugal force acting on it, expressed in units of time.
Example sentences
  • This limitation arises from the complex relationship between the shape of a particle and its sedimentation coefficient.
  • To this end, we defined a relationship between the sedimentation coefficient and amyloid fibril length by calculating the theoretical sedimentation coefficient of fibril bead models.
  • A popular and generally much more robust approach is the interpretation of the weight-average sedimentation coefficient as a function of loading concentration.

For editors and proofreaders

Syllabification: sed·i·men·ta·tion co·ef·fi·cient

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