dioptric

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/daɪˈɒptɹɪk/

adjective

Acting as a medium for sight; making use of refraction (of lenses, etc.).

UncommonScrabble 13
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Meanings

adjectivedioptric (comparative more dioptric, superlative most dioptric)

comparative more dioptric · superlative most dioptric

  1. Acting as a medium for sight; making use of refraction (of lenses, etc.).
  2. obsoletePertaining to a diopter.

    [W]ould the new Narcissus—without any dioptric or sciatherical computing—grasp the alternating skirmish of light and shadow.

    2014, Umberto Eco, Island of the Day Before, London: Vintage Books, page 363
  3. obsoleteCapable of being seen through.
noundioptric (plural dioptrics)

plural dioptrics

  1. in pluralThe branch of optics concerned with refraction.
  2. A dioptric telescope.

Synonyms & antonyms

Also see
dioptral

Origin

From Greek διοπτρικός. Compare diopter.

Full word history & related roots →

Rhymes & wordplay

Anagrams

protidicdiprotictripodic
Cite this entry
APA

dioptric. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/dioptric

MLA

“dioptric.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/dioptric. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “dioptric,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/dioptric.

Source: dioptric on Wiktionary, CC BY-SA 4.0.