DRAINAGE SYSTEM • DICCIONARIO INGLES.COM • Definition of Drainage system

... of drainage system for the lymph.* 1. Thoracic duct. 2. Right lymphatic duct. 3. Left subclavian vein. 4. Right subclavian vein. 5. Superior vena cava. 6. Lacteals. 7. Lymphatic glands. The small tubes connecting with the lymph spaces in all parts of the body ...

— Physiology and Hygiene for Secondary Schools • Francis M. Walters, A.M.

... to westward and northward, closed in by Metairie Ridge and Lake Pontchartrain. Local engineers preserve the tradition that the Bayou Sauvage once had its rise, so to speak, in Toulouse street. Though depleted by the city's present drainage system and most likely poisoned by it as well, its waters still move seaward in a course almost due easterly, and empty into Chef Menteur, one of the watery threads of a tangled skein of "passes" between the lakes and the open Gulf. ...

— The Grandissimes • George Washington Cable