Where does “hyperbolic colour” come from?

hyperbolic colour (English) comes from English colour, from Middle English colour, from Anglo-Norman colur, from Old French colour, from Latin color, from Ancient Greek μέτρον, from Ancient Greek -τρον, from Proto-Hellenic -tron — Derives agent nouns from verbs, denoting someone...

hyperbolic colour (English): The type of colour perceived when a visual afterimage is viewed on a background of the same colour, resulting in a purer perception of that colour than is ordinarily possible to perceive; usually achieved by staring at a shape in one colour (e.g. cyan) for several seconds, and then immediately looki

Definitions

  1. The type of colour perceived when a visual afterimage is viewed on a background of the same colour, resulting in a purer perception of that colour than is ordinarily possible to perceive; usually achieved by staring at a shape in one colour (e.g. cyan) for several seconds, and then immediately looki

Ancestry of “hyperbolic colour”, step by step

hyperbolic colour traces back through two separate lines of ancestry.

via English colour

StepLanguageWordMeaning
1EnglishcolourAustralia, Canada, Ireland, New Zealand, South...
2Middle Englishcolourcolour, hue, shade; pigment, dye; method
3Anglo-NormancolurAlternative form of color
4Old FrenchcolourAlternative form of color
5Latincolorcolour, shade; color; pigment; complexion
6Ancient Greekμέτρονsomething used to measure: measure, rule, weight;...
7Ancient Greek-τρονForms instrument nouns
8Proto-Hellenic-tronForms instrument nouns from verb stems
9Proto-Indo-European-tromForms nouns denoting a tool or instrument
10Proto-Indo-European-tḗrDerives agent nouns from verbs, denoting someone...

via English hyperbolic

StepLanguageWordMeaning
1EnglishhyperbolicOf or relating to hyperbole; Using hyperbole:...
2Latinhyperbolicus
3Ancient Greekὑπερβολικόςhyperbolic, exaggerated
4Ancient Greekὑπερβολήovershooting; superiority; excess, extremity
5Ancient Greekὑπερβάλλωto go beyond, exceed
6Ancient Greekὑπερ-over-, super-
7Ancient Greekὑπέρfor; over-much, above measure
8Proto-Indo-Europeanupérabove; over
9Proto-Indo-Europeanupóunder, below
10Proto-Indo-Europeanh₃ewp-
Every word from Proto-Indo-European -tḗrEvery word from Ancient Greek -τρονEvery word from Ancient Greek μέτρον
hyperbolic colour — Etymology, Origin & Word History | Etymology Explorer