▪ I. pondage
(ˈpɒndɪdʒ)
[f. pond n. + -age. See also poundage.]
Storage or ponding of water; the capacity of a pond or dam for holding water.
| 1877 J. T. Fanning Water-Supply Engineering iv. 68 Basins having limited pondage or available storage of rainfall. 1885 Sanitary Engineer 24 Dec. 80 1 The stream was surveyed, and the survey demonstrated the practicability of pondage far beyond the necessities of city supply. |
▪ II. pondage
obs. form of poundage.