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fear of youth; inaccurate, exaggerated and sensational characterization of young people Equinophobia: fear of horses: Ergophobia, ergasiophobia fear of work or functioning, or a surgeon's fear of operating Erotophobia: fear of sexual love or sexual abuse: Erythrophobia, erytophobia, ereuthophobia fear of the color red, or fear of blushing ...
Chromophobia (also known as chromatophobia [1] or chrematophobia [2]) is a persistent, irrational fear of, or aversion to, colors and is usually a conditioned response. [2] While actual clinical phobias to color are rare, colors can elicit hormonal responses and psychological reactions.
Photophobia is a medical symptom of abnormal intolerance to visual perception of light. [1] As a medical symptom, photophobia is not a morbid fear or phobia, but an experience of discomfort or pain to the eyes due to light exposure or by presence of actual physical sensitivity of the eyes, [2] though the term is sometimes additionally applied to abnormal or irrational fear of light, such as ...
Forms of heliophobia based on such fears can cause the sufferer to eventually develop fear of being in public or fear of people in general by association, as a crippling fear of bright light can significantly limit the places a heliophobe can comfortably visit, as well as prevent that person from going outside during the daytime, when most ...
For example, it may be illuminated by sunlight, the light of a fire, or a harsh electric light. In all of these situations, human vision perceives that the object has the same color: a red apple always appears red, whether viewed during the day or at night (if the red apple is illuminated as rods in our eyes do not see red).
A fictitious color or imaginary color is a point in a color space that corresponds to combinations of cone cell responses in one eye that cannot be produced by the eye in normal circumstances seeing any possible light spectrum. [4] No physical object can have an imaginary color.
Light sensitivity or photosensitivity refers to a notable or increased reactivity to light. Apart from vision , human beings have many physiological and psychological responses to light. In rare individuals an atypical response may result in serious discomfort, disease, or injury.
The spectral colors from red to violet are divided by the notes of the musical scale, starting at D. The circle completes a full octave, from D to D. Newton's circle places red, at one end of the spectrum, next to violet, at the other. This reflects the fact that non-spectral purple colors are observed when red and violet light are mixed.