from The Century Dictionary.

  • noun The checking of a stream current or the damming back of its waters by some temporary obstruction. The chief causes of natural ponding are faulting and differential elevation or warping of the strata, an effective dam often resulting from the folding or displacement.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun construction The excessive accumulation of water at low-lying areas that remains after 48 hours after the end of rainfall under conditions conducive to drying.
  • verb Present participle of pond.


Sorry, no etymologies found.


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  • My use of 'ponding' as a noun: 'Ponding on a flat roof may cause the roof to fail.'

    August 23, 2011