purple

purple

 [pur´p'l]

1. a color between blue and red.

2. a substance of this color used as a dye or indicator.

visual purple rhodopsin.

pur·ple

(pŭr'pĕl),

A color formed by a mixture of blue and red. For individual purple dyes see specific name.

[L. purpura]

Drug slang A regional term for ketamine
Fringe medicine/Quackery A colour believed to be good for emotional problems, rheumatism, epilepsy, reducing pain, deep tissue work, bones, as understood in the context of the pseudoscience known as colour therapy

pur·ple

(pŭr'pĕl)

A color formed by a mixture of blue and red.

[L. purpura]

purple 

A mixture, in suitable proportions, of short wave radiations (less than 400 nm) and long wave radiations (greater than 700 nm). It is a complementary colour to yellow-green. Purples are colour stimuli represented on the chromaticity diagram by the straight line joining the ends of the spectrum locus. Syn. non-spectral colour; non-spectral purple.

Patient discussion about purple

Q. what is a purple spot on penis

A. could be some kind of hematoma- a bruise, blood vessels that bleed internally and caused a"papula". if you press it and it changes color to white- that could be it. if not, here are some more suggestions:
http://menshealth.about.com/od/diseasesconditions/a/penis_spots.htm

Q. why my hands are getting purple and freezing?

A. thank you, but these answers are not correct answers for my question