Dioptric Definition

dī-ŏptrĭk
adjective
Of or relating to dioptrics.
American Heritage
Of optical lenses or the method of numbering them according to their refractive powers; dioptral.
Webster's New World
Of dioptrics; refractive.
Webster's New World
Helping the sight by refractive correction.
Webster's New World
noun

A dioptric telescope.

Wiktionary

(in the plural) The branch of optics concerned with refraction.

Wiktionary

Other Word Forms of Dioptric

Noun

Singular:
dioptric
Plural:
dioptrics

Origin of Dioptric

  • Greek dioptrikos from dioptrā an optical instrument diopter

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Greek διοπτρικός. Compare diopter.

    From Wiktionary

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