Definitions
1.nounAn achromatic colour intermediate between black and white.
2.nounAn animal or thing of grey colour, such as a horse, badger, or salmon.
3.nounAn extraterrestrial humanoid with grayish skin, bulbous black eyes, and an enlarged head.
4.nounA penny with a tail on both sides, used for cheating.
5.verbTo become gray."My hair is beginning to gray."
6.verbTo cause to become gray.
7.verbTo turn progressively older, alluding to graying of hair through aging (used in context of the population of a geographic region)"the graying of America"
8.verbTo give a soft effect to (a photograph) by covering the negative while printing with a ground-glass plate.
9.nounIn the International System of Units, the derived unit of absorbed dose of radiation (radiation absorbed by a patient); one joule of energy absorbed per kilogram of the patient's mass. Symbol: Gy