What is the meaning of Gray?

noun

• A neutral achromatic color midway between white and black.
  • synonyms: grayness, grey, greyness
• Clothing that is a grey color.
  • usage: "he was dressed in grey"
  • synonyms: grey
• Any organization or party whose uniforms or badges are grey.
  • usage: "the Confederate army was a vast grey"
  • synonyms: grey
• Horse of a light gray or whitish color.
  • synonyms: grey
• The SI unit of energy absorbed from ionizing radiation; equal to the absorption of one joule of radiation energy by one kilogram of matter; one gray equals 100 rad.
  • synonyms: Gy
• English radiobiologist in whose honor the gray (the SI unit of energy for the absorbed dose of radiation) was named (1905-1965.
  • synonyms: Louis Harold Gray
• English poet best known for his elegy written in a country churchyard (1716-1771.
  • synonyms: Thomas Gray
• American navigator who twice circumnavigated the globe and who discovered the Columbia River (1755-1806.
  • synonyms: Robert Gray
• United States botanist who specialized in North American flora and who was an early supporter of Darwin's theories of evolution (1810-1888.
  • synonyms: Asa Gray

verb

• Make grey.
  • usage: "The painter decided to grey the sky"
  • synonyms: grey
• Turn grey.
  • usage: "Her hair began to grey"
  • synonyms: grey

adjective

• Of an achromatic color of any lightness intermediate between the extremes of white and black.
  • usage: "the little grey cells"; "gray flannel suit"; "a man with greyish hair"
  • synonyms: grey, greyish, grayish
• Showing characteristics of age, especially having grey or white hair.
  • usage: "whose beard with age is hoar-Coleridge; "nodded his hoary head"
  • synonyms: grey, grey-haired, gray-haired, grey-headed, gray-headed, grizzly, hoar, hoary, white-haired
• Used to signify the Confederate forces in the American Civil War (who wore grey uniforms. )
  • usage: "a stalwart grey figure"
  • synonyms: grey
• Intermediate in character or position.
  • usage: "a grey area between clearly legal and strictly illegal"
  • synonyms: grey