English edit

Etymology edit

meta- +‎ contrast

Noun edit

metacontrast

  1. A reduction of the apparent brightness of illumination when an adjacent visual field is illuminated
    • 2015 September 9, “Visible Persistence of Single-Transient Random Dot Patterns: Spatial Parameters Affect the Duration of Fading Percepts”, in PLOS ONE[1], →DOI:
      Stimuli with pixels that change just once have been employed by Sackur [20 ] for studying metacontrast masking rather than visible persistence; he displaced pixels instead of flipping them.