Water that has fallen as or been obtained from rain.
More example sentences
- It also disrupts the water table by preventing rainwater from seeping down through the soil.
- The proposal for digging rain pits to store rainwater may look good on paper.
- Let the pots stand in a saucer of water, ideally rainwater, then let them dry off a bit over the winter.
Definition of rainwater in:
- The US English dictionary