Definition of optical density in English:

optical density

Syllabification: op·ti·cal den·si·ty

noun

Physics
The degree to which a refractive medium retards transmitted rays of light.
More example sentences
  • The physical density is changed, but is the optical density changed as well?
  • For each sample, the optical densities were plotted as a function of volume loaded.
  • The antioxidant potential of serum was calculated by the decrease in the optical density during the first minute.

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