Definition of pallium

• n. - A large, square, woolen cloak which enveloped the whole person, worn by the Greeks and by certain Romans. It is the Roman name of a Greek garment.
• n. - A band of white wool, worn on the shoulders, with four purple crosses worked on it; a pall.
• n. - The mantle of a bivalve. See Mantle.
• n. - The mantle of a bird.