Pronunciation: (tang'kij), [key]
1. the capacity of a tank or tanks.
2. the act or process of storing liquid in a tank.
3. the fee charged for such storage.
4. the residue from tanks in which carcasses and other offal have been steamed and the fat has been rendered, used as a fertilizer.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.