hermann_snellen
1. [ noun ] (medicine,ophthalmology,work) Dutch ophthalmologist who introduced the Snellen chart to study visual acuity (1834-1908)
Synonyms: snellen
Related terms: ophthalmologist
Similar spelling:   Herman_Melville
  hermann_goering
  hermann_hesse
  hermann_goring
  herman_hollerith
  hermann_minkowski