ōchra: ae, f., = ὤχρα,I ochre, yellow ochre, a kind of earth that yields a yellow color, Plin. 35, 6, 12, § 30; Cels. 5, 18, 19; Vitr. 7, 7.
ochra, æ, f. (ὤχρα), ocre, sorte de terre jaune : Plin. 35, 30 ; Vitr. Arch. 7, 7.