See under oil.
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olive oil n a pale yellow to yellowish green nondrying oil obtained from the pulp of olives usu. by expression and used chiefly as a salad oil and in cooking, in toilet soaps, and as an emollient
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[NF] the fixed oil obtained from the ripe fruit of Olea europaea; used as a setting retardant for dental cements, a topical emollient, and a pharmaceutic necessity, and has been used as a laxative. Called also sweet o.Medical dictionary. 2011.