entoptic

E1N1T1O1P3T1I1C3

adjective

Located within the eyeball.

Scrabble 12

Meanings

adjectiveentoptic (not comparable)
  1. not comparablemedicineLocated within the eyeball.
  2. not comparablemedicineOf or relating to visual phenomena caused by objects within the eye, or the objects themselves.

    Entoptic [corrected] phenomena in pregeniculate and postgeniculate hemianopsia with splitting of macula by perimetry [the original article ((15 March 1990), volume 109, number 3, page 375) misspelled the word as entopic]

    1990 November 15, R. S. Manor, “Erratum: Entoptic [corrected] Phenomena in Pregeniculate and Postgeniculate Hemianopsia with Splitting of Macula by Perimetry”, in American Journal of Ophthalmology, volume 108, number 5, →PMID, article title, page 585
    1 more example

    When small opaque particles exist in the transparent media, they may cast their shadow on the retina so as to give rise to images which are projected outwards by the mind into space, and thus appear to exist outside of the body. Such phenomena are termed entoptic.

    1911, 1911 Encyclopædia Britannica, Vision

Origin

  1. Ancient Greekἐντός (entós)
  2. Englishent-
  3. Englishoptic
  4. Englishentoptic

From ent- + optic.

Full word history & related roots →
Cite this entry
APA

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

MLA

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

Chicago

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

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