Gray (spelled also grey, particularly in the United Kingdom and its present and recent dependencies) is the colour seen commonly in nature. It is created by mixing white and black in different proportions. Depending from amount of light, human eye can interpret the same object as of some other colour or gray.
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Usage, symbolism and colloquial expressions
- Gray life, meaning mere existence without much sense or goal.
- Gray was used as colour of uniforms of Confederate soldiers during American Civil War, as opposed to blue uniforms of Union.
- In moral sense gray is either used
- pejoratively to describe situations that have no clear moral value, or
- positively to balance an all-black or all-white view (i.e. shades of gray = magnitudes of good/bad)
- Gray is associated with Autumn, bad weather, and sadness.
A gray, abbreviated Gy, is the SI unit of absorbed dose of radiation. It is equal to one joule of energy absorbed per kilogram of the patient's mass. The gray is one hundred times larger than the old unit, the rad.
Gray, France is a town in France.
Grey District, New Zealand is a district around the town of Greymouth, New Zealand, named after the Grey River, New Zealand.
The Grey Range is a mountain range in Australia.
The 'Grays' are supposed extraterrestrial beings that are part of various conspiracy theories.