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tetrachromatic
tetrachromatic adj. 
/ˌtɛtrəˌkroʊˈmædɪk/ of, relating to, having, or distinguishing four colours.
Brit. /ˌtɛtrəkrə(ʊ)ˈmatɪk/
, /ˌtɛtrəkrə(ʊ)ˈmatɪk/U.S. /ˌtɛtrəkrəˈmædɪk/
, /ˌtɛtrəkrəˈmædɪk//ˌtɛtrəˌkroʊˈmædɪk/ΘΚΠ
the world > physical sensation > sight and vision > types of vision > [adjective] > colour
trichromatic1891
tetrachromatic1902
tetrachromic1902
the world > matter > colour > variegation > [adjective] > four colours
four-colour1879
tetrachromatic1902
tetrachromic1902
four-chromatic1952
1902 J. M. Baldwin Dict. Philos. & Psychol. II. 793/2 Ordinary vision, which is tetrachromatic,..was called, under the dominance of the colour-triangle, trichromatic.
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