drainage
n. வடிமானம், வடிகால்களின் அமைப்பு, நீர்த்தாரை ஏற்பாடு, வடிக்கப்படும் பொருள், சாக்கடை நீர்.,
Drain"age, n. 1. A draining; a gradual flowing off of any liquid; also, that which flows out of a drain. 2. The mode in which the waters of a country pass off by its streams and rivers. 3. (Engin.) Defn: The system of drains and their operation, by which superfluous water is removed from towns, railway beds, mines, and other works. 4. Area or district drained; as, the drainage of the Po, the Thames, etc. Latham. 5. (Surg.) Defn: The act, process, or means of drawing off the pus or fluids from a wound, abscess, etc. Drainage tube (Surg.), a tube introduced into a wound, etc., to draw off the discharges.