Definition of Purkinje's figure in English:

Purkinje's figure

(also Purkinje figure)

noun

Physiology
  • (Chiefly in plural) a visual image of branching lines, produced by the shadows cast by the retinal blood vessels when light enters the eye obliquely in certain conditions of illumination.

Origin

Mid 19th century; earliest use found in Thomas Huxley (1825–1895), biologist and science educationist.