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词汇 dichromacy
释义

Definition of dichromacy in English:

dichromacy

(also dichromasy)
noun dʌɪˈkrəʊməsi
Physiology Ophthalmology
  • Originally: colour blindness (in humans) in which only two of the primary colours of light can be distinguished. Also (in animals): the type of colour vision resulting from the presence of two types of colour-sensitive photopigment in the retina; an instance of this.

Origin

Late 19th century; earliest use found in London, Edinburgh and Dublin Philosophical Magazine. From di- + -chromasy, after German Dichromasie.

Definition of dichromacy in US English:

dichromacy

(also dichromasy)
noundʌɪˈkrəʊməsi
Physiology Ophthalmology
  • Originally: colour blindness (in humans) in which only two of the primary colours of light can be distinguished. Also (in animals): the type of colour vision resulting from the presence of two types of colour-sensitive photopigment in the retina; an instance of this.

Origin

Late 19th century; earliest use found in London, Edinburgh and Dublin Philosophical Magazine. From di- + -chromasy, after German Dichromasie.

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