The reddish-brown colour/color of copper.
A police officer.
A reddish-brown, malleable, ductile metallic element with high electrical and thermal conductivity, symbol Cu, and atomic number 29.
Any of various lycaenid butterflies with copper-coloured upperwings, especially those of the genera Lycaena and Paralucia.
To sheathe or coat with copper.
Made of copper.
Having the reddish-brown colour/color of copper.
A brown colour, with a tint of red.
Rumex acetosa (common sorrel, garden sorrel), sometimes used as a salad vegetable.
The roselle, Hibiscus sabdariffa.
Members of genus Oxalis or family Oxalidaceae, woodsorrels.
A drink, consumed especially in the Caribbean around Christmas, made from the flowers of Hibiscus sabdariffa: hibiscus tea.
Of a brown colour, with a tint of red. (especially: a sorrel horse)