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Definition of reflectivity noun from the Oxford Advanced Learner's Dictionary

reflectivity

noun

/ˌriːflekˈtɪvəti/,

/rɪˌflekˈtɪvəti/

/ˌriːflekˈtɪvəti/,

/rɪˌflekˈtɪvəti/

[uncountable] (physics)

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the degree to which a material reflects light or radiationTopics Physics and chemistryc2

See reflectivity in the Oxford Advanced American Dictionary

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noun

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