bacterium
🇺🇸
/bækˈtɪriəm/
🇬🇧
/bækˈtɪərɪəm/
noun
A2
A tiny living thing with one cell that can be good or bad for people and the world.
Bacteria are so tiny that we can't see them without a special tool, and they live all around us.
B1
A very small living thing that's part of nature and can help or hurt bigger things.
The yogurt has good germs called bacteria that help us when we eat.
translation
A tiny living thing with one cell that can be good or bad for people and the world.; A very small living thing that's part of nature and can help or hurt bigger things.
Word Forms
Plural
bacteria