English

Alternative forms

• daltonic (especially the colour blind sense)

Adjective

Daltonic ‎(not comparable)

1. Of or pertaining to the chemist John Dalton, Daltonian.
   • 1866, John Henry Pepper, The Playbook of Metals: A New Edition, page 150,

     All our ideas are so interwoven with the Daltonic theory that we cannot transform ourselves into the times when it did not exist.

   • 1875 October 8, S. E. Phillips, The Atomic Weight of the Cerium Metals, William Crooke (editor), The Chemical News, Volume 31: 1875, page 176,

     It seems to me a cardinal point with many to consider the elements as blank units which may be played with numerically; they coldly and grudgingly accept the Daltonic proportions, and seem to consider it immaterial whether an element be xCl, or x₂Cl₂, or x₃Cl₃, excepting as far as volume or specific heat may determine.

   • 1906, The Messenger, page 32,

     An “ion” is an atom of matter—I mean a Daltonic atom; hydrogen, for example—with such an electron attached to it, or detached from it.

2. Colour blind, especially red-green colour blind.
   • 1982, R. Fletcher, Childrens' Tests - Further Applications, G. Verriest (editor), Colour Vision Deficiencies, Volume 6, page 189,

     Using three tests, bridge', 'differences and 'mosaic', can be as rapid as 1 minute per test but a child slightly Daltonic on PIC may give positive results on only two of the three; which two, cannot be predicted.

   • 1983, Rimvydas Šilbajoris, Mind Against the Wall: Essays on Lithuanian Culture Under Soviet Occupation, page 109,

     Here we see the very same restrictions, the same blind — and at best Daltonic — policies of the ideological leaders.

   • 1994, Olga Bicos, More Than Magic, page 298,

     " […] I have a cousin with Daltonic vision; it's not so strange in a man not to see the color red."

English

Alternative forms

• Daltonic

Adjective

daltonic ‎(not comparable)

1. Suffering from Daltonism; colour blind, especially red-green colour blind.
   • 1981, Wendy Steiner, The Sign in Music and Literature, page 133,

     Words fail to present the difference between blue and green to the blind or to the daltonic, and, as everyone knows, all the attempts to "translate" music into words invariably awkward, crude, and inadequate.

   • 2004, Julio A. Lillo, Humberto Moreira, Color Blindness, article in Charles Spielberger (editor), Encyclopedia of Applied Psychology, Three-Volume Set, Volume 1, page 415,

     On the other hand, a women must have problems in both X chromosomes to be daltonic.

   • 2013, Manuel Pérez Cota, Miguel Ramón González Castro, DCS 3D Operators in Industrial Environments: New HCI Paradigm for the Industry, Randall Shumaker (editor), Virtual, Augmented and Mixed Reality: Systems and Applications: 5th Internatioal Conference, VAMR 2013, Proceedings, Part II, LNCS 8022, page 277,

     It was owing to the fact that "risks evaluation" for workplace of a console operator indicated that these tasks could not be carried out by daltonic people or [people] with other visual or physical deficiencies.

Usage notes

Fairly rare, and much less common than colour blind / color blind.

Translations