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dioptry. In DICTIOUS you will not only get to know all the dictionary meanings for the word
dioptry, but we will also tell you about its etymology, its characteristics and you will know how to say
dioptry in singular and plural. Everything you need to know about the word
dioptry you have here. The definition of the word
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English
Noun
dioptry (plural dioptries)
- (obsolete) Alternative form of diopter
1900, Charles Frederick Prentice, Ophthalmic lenses:The Dioptral System of numbering prisms alone possesses the great desideratum of establishing a direct and simple relation between the prism-dioptry and the lens-dioptry, as demonstrated by the authors' law, that "a lens decentered one centimeter will produce as many prism-dioptry as the lens has dioptry of refraction."
1974, Lawrence Durrell, “Macabru”, in Monsieur, New York: Viking, published 1975, page 176:They also shared a fearful myopia of identical dioptry, were apt to bump into inanimate objects, sit down on invisible chairs, or bounce off each other as they shambled about talking and gesticulating.
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