Argyll Robertson pupil

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

Noun

 * 1)  A 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. It is a sign of neurosyphilis.

Translations

 * Italian: segno di Argyll Robertson
 * Portuguese: pupila de Argyll Robertson