Materials and research produced by organizations outside of the traditional commercial or academic publishing and distribution channels.

A dark grey colour with a tint of blue; gunmetal.

Of a colour between pink and grey; specifically, pertaining to Caucasian skin.

Alternative form of battleship grey

Alternative form of blue-gray

Alternative form of gray-blue: Synonym of blue-gray

A species of fowl, Gallus sonneratii, endemic to India.

plural of grey friar

Alternative spelling of greyfriar

plural of grey hen