Longman Dictionary of Contemporary English homepage

Date: 1500-1600
Origin: Probably from Old Norse bylgja

billow

2 noun
     
Related topics: Nature, Water
billow2 [countable usually plural]
1DNDC a moving cloud or mass of something such as smoke or cloth
2 literaryTTW a wave, especially a very large one

Dictionary pictures of the day
Do you know what each of these is called?
What is the word for picture 1? What is the word for picture 2? What is the word for picture 3? What is the word for picture 4?
Click on any of the pictures above to find out what it is called.

Explore our topic dictionary