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Definition of optical density in English: optical densitynoun Physics The degree to which a refractive medium retards transmitted rays of light. Example sentencesExamples - The second method comprised measuring optical densities of bacterial cultures.
- Cultures were grown to an optical density of 1.0 in rich medium containing 2% dextrose.
- The antioxidant potential of serum was calculated by the decrease in the optical density during the first minute.
- 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.
Definition of optical density in US English: optical densitynoun Physics The degree to which a refractive medium retards transmitted rays of light. Example sentencesExamples - The antioxidant potential of serum was calculated by the decrease in the optical density during the first minute.
- Cultures were grown to an optical density of 1.0 in rich medium containing 2% dextrose.
- The second method comprised measuring optical densities of bacterial cultures.
- 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.
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