bacterium

Pronunciation

• IPA ^(key): /bækˈtɪər.ɪəm/

• Audio (US)

  (file)

Noun

Singular bacterium

Plural bacteria

The inside of a bacterium.

The structure of a bacterium.

1. (countable) Bacterium are organisms (living things) that have one cell.

   He looked at the bacterium through the microscope.