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Word: gray
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Meaning:
Source: Wiktionary
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Noun:
- chiefly|US grey; an achromatic colour
- ufology an extraterrestrial creature with gray skin, bulbous black eyes, and an enlarged head.
- In 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''
- two-up A penny with a tail on both sides, used for cheating. (Reference: Sidney J. Baker, ''The Australian Language'', second edition, 1966, chapter XI section 3, page 243.)
Source: Wiktionary
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Proper noun:
- from=Middle English|dot=; originally a nickname for someone with a gray beard or hair.
Source: Wiktionary
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Verb:
- US To become gray or cause to become gray.
Source: Wiktionary
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