Definition of metacontrast in English:

metacontrast

noun

Psychology
  • Alteration, especially diminution, of the response to a visual stimulus as a result of a second stimulus following soon afterwards.

Origin

1950s; earliest use found in Journal of the Optical Society of America. From meta- + contrast, after German Metakontrast.

Pronunciation

metacontrast

/ˌmɛtəˈkɒntrɑːst//ˌmɛtəˈkɒntrast/