purple dye; purple color
Latin word, found 72 times in the texts on Socratos.
Vergil, Georgics 2.506: ut gemma bibat et Sarrano dormiat ostro;
Ovid, Ex Ponto 3.4.101: prome, quod inicias umeris victoribus, ostrum:
Propertius, Elegiae 3.18.19: Attalicas supera vestes, atque ostra smaragdis
All forms of ostrum