also: グレイ
noun, noun which may take the genitive case particle 'no'
Refers to the color gray. Can be used as a noun or as a no-adjective to describe something as gray.
彼はグレーのスーツを着ている。
He is wearing a gray suit.
壁の色をグレーに塗った。
I painted the wall gray.
gray hydrogen; grey hydrogen
Gray code
glacier
gray zone; gray area