Onion

{u7if -yuji) [L., unto, an onion]. The Allium cep a and its bulb. The latter contains an oil resembling oil of garlic, and consisting largely of allyl sulphid (C3H5)2S. The onion is diuretic, expectorant, and rubefacient, and is at times used in dropsy, bronchitis, etc.; locally, as an emollient poultice. Ontogenesis, 458