gray

make grey

a neutral achromatic color midway between white and black

of an achromatic color of any lightness intermediate between the extremes of white and black

“gray flannel suit”

horse of a light gray or whitish color

any organization or party whose uniforms or badges are grey

turn grey

intermediate in character or position

English radiobiologist in whose honor the gray (the SI unit of energy for the absorbed dose of radiation) was named (1905-1965)

clothing that is a grey color

United States botanist who specialized in North American flora and who was an early supporter of Darwin's theories of evolution (1810-1888)

showing characteristics of age, especially having grey or white hair

used to signify the Confederate forces in the American Civil War (who wore grey uniforms)