rainfall noun
ADJ. abundant, excessive, heavy, high There have been heavy rainfalls this month. | low | moderate | normal | good, poor We need a good rainfall to save the crops. | annual | average | local | summer, winter
VERB + RAINFALL have The area has a high annual rainfall. | measure Her work includes measuring the local rainfall.
You can also check other dicts: rainfall (English, 中文解释 ), wordnet sense, Collins Definition