infrayellow

English

Etymology

From infra- +‎ yellow, based on infrared.

Noun

infrayellow (uncountable)

1. (rare) Electromagnetic radiation with longer wavelengths than yellow, including orange and red. Used by colorblind people, who can't see orange and red.
   • 2004 December 9, Kevin J. Maroney, “Re: My head just exploded”, in rec.arts.sf.fandom‎^[1] (Usenet), message-ID <pi6ir0lblboagfhft66fbcci7oat2a101t@4ax.com>:

     >Assume for the moment that you are trying to explain "red" to someone who has
     >been blind from birth. You want to convey the idea as clearly as possible.
     >Would you use metaphor, or just tell them the wavelength?
     I would use my omnipotence to make them no longer blind, and then I would will them to understand every color including infrayellow and bleen.