gray: Meaning and Definition of


Pronunciation: (grā), [key]
— adj., n., v. -er, -est,
  1. of a color between white and black; having a neutral hue.
  2. dark, dismal, or gloomy: gray skies.
  3. dull, dreary, or monotonous.
  4. having gray hair; gray-headed.
  5. pertaining to old age; mature.
  6. pertaining to, involving, or composed of older persons: gray households.
  7. old or ancient.
  8. indeterminate and intermediate in character: The tax audit concentrated on deductions in the gray area between purely personal and purely business expenses.
  1. any achromatic color; any color with zero chroma, intermediate between white and black.
  2. something of this color.
  3. gray material or clothing: to dress in gray.
  4. an unbleached and undyed condition.
  5. (often cap.) a member of the Confederate army in the American Civil War or the army itself. Cf. blue (def. 5).
  6. a horse of a gray color.
  7. a horse that appears white but is not an albino.
—v.t., v.i.
  1. to make or become gray.


Pronunciation: (grā), [key]
— n. Physics.
  1. the SI unit of absorbed dose, equal to the amount of ionizing radiation absorbed when the energy imparted to matter is 1 J/kg. Abbr.: Gy Cf. rad.


Pronunciation: (grā), [key]
— n.
  1. 1810–88, U.S. botanist.
  2. 1716–71, English poet.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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