Argyll Robertson pupil

noun

A sign of neurosyphilis in which a bilateral small pupil of the eye reduces in size when the patient focuses on a near object but does not constrict when exposed to bright light.

Meanings

nounArgyll Robertson pupil (plural Argyll Robertson pupils)

plural Argyll Robertson pupils

  1. medicineA sign of neurosyphilis in which a bilateral small pupil of the eye reduces in size when the patient focuses on a near object but does not constrict when exposed to bright light.

    Synonyms: AR pupil, prostitute's pupil

Synonyms & antonyms

nounA sign of neurosyphilis in which a bilateral small pupil of the eye reduces in size when the patient focuses on a near object but does not constrict when exposed to bright light.

Also see

Origin

Named after Douglas Argyll Robertson (1837–1909), a Scottish ophthalmologist and surgeon, who described the condition in the mid-1860s.

Full word history & related roots →

Translations

Italian segno di Argyll Robertson
  • segno di Argyll Robertsona bilateral small pupil of the eye that reduces in size when the patient focuses on a near object but does not constrict when exposed to bright light
Portuguese pupila de Argyll Robertson
  • pupila de Argyll Robertsona bilateral small pupil of the eye that reduces in size when the patient focuses on a near object but does not constrict when exposed to bright light
Cite this entry
APA

Argyll Robertson pupil. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/Argyll%20Robertson%20pupil

MLA

“Argyll Robertson pupil.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Argyll%20Robertson%20pupil. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “Argyll Robertson pupil,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/Argyll%20Robertson%20pupil.

Source: Argyll Robertson pupil on Wiktionary, CC BY-SA 4.0.