gray, grayness, grey, greyness -- (a neutral achromatic color midway between white and black)
grey, gray -- (clothing that is a grey color; "he was dressed in grey")
grey, gray -- (any organization or party whose uniforms or badges are grey; "the Confederate army was a vast grey")
grey, gray -- (horse of a light gray or whitish color)
gray, Gy -- (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)
Gray, Louis Harold Gray -- (English radiobiologist in whose honor the gray (the SI unit of energy for the absorbed dose of radiation) was named (1905-1965))
Gray, Thomas Gray -- (English poet best known for his elegy written in a country churchyard (1716-1771))
Gray, Robert Gray -- (American navigator who twice circumnavigated the globe and who discovered the Columbia River (1755-1806))
Gray, Asa Gray -- (United States botanist who specialized in North American flora and who was an early supporter of Darwin's theories of evolution (1810-1888))
Overview of verb gray
The verb gray has 2 senses
grey, gray -- (make grey; "The painter decided to grey the sky")
grey, gray -- (turn grey; "Her hair began to grey")
Overview of adj gray
The adj gray has 4 senses
grey, gray, greyish, grayish -- (of an achromatic color of any lightness intermediate between the extremes of white and black; "the little grey cells"; "gray flannel suit"; "a man with greyish hair")