rainfall
Proposed by a contributor, not yet supported by evidence.
Also seen as: rainfalls
Sense 1
Meaning · English
The amount of rain that falls on a single occasion
Noun
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).
Sense 2
Meaning · English
The occurrence of liquid precipitation, the fall of rain.
Noun
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).
Common questions
What does “rainfall” mean?
The amount of rain that falls on a single occasion
Is “rainfall” formal or informal?
No register label has been reviewed yet — treat it as neutral and check the usage notes above.