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color-blind

color-blind

8 4.0
Unable to tell some colors apart, often red and green
  • adjective
  • /ˈkʌlərˌblaɪnd/
  • US
translation icon : daltónico
  • For example, a hypothetical student who was color-blind would not be "otherwise qualified" for a career as an electrician whose trade requires matching the colors of wires in order to avoid electrocution.

Dogs, for instance, see only two kinds of colors, like colour blind people see basically only two kinds of colours.

Examples

  • Couldn't go in the Navy; he was color blind, so he joined the Air Force.

    Blog text (12)
  • If you are color-blind, one of the things you can't be is an aircraft pilot.

    Blog text (23)
  • Would he really make it to 15 and not have any idea that he was color blind?

    Blog text (30)
  • Now, I was truly color blind in the North in which I was born and raised until I was 9.

    Blog text (3)
  • I am also red-green color blind, and I agree with what you say.

    Blog text (11)
  • As a partially color-blind person, this business of color is of particular interest to me.

    Blog text (11)
  • I'm actually color-blind.

  • Scotland's police service has recently reversed a ban on recruiting colour-blind officers after a disappointed potential candidate launched a legal challenge against its position.

    Academic text (2014)
  • He's color-blind too.

  • Many traffic lights use colors that a color-blind person might not be able to distinguish accurately.

Synonyms

color blind
vscolor-blind
  • US
2 3.7

Unable to see the difference between some colors, often red and green

is the hyphenated written form of the same concept
colorblind
vscolor-blind
  • Specialized
1 3.6

Not able to see some colors or tell them apart

is specific to missing or deficient color-sensing eye cells

Surface Forms

color-blind positive
colour-blind positive

Morphology

color-blind = color + blind (transparent) = color + blind

The meaning is a direct compound of 'color' + 'blind' expressing lack of ability to perceive color, which is straightforward for learners.

Etymology

Color-blind comes from the parts color and blind, where blind means 'unable to see'. So to be color-blind is literally to be 'unable to see color', which is why the word describes people who cannot tell some colors.