| an organism, esp. a bacterium, that does not require air or free oxygen to live (opposed to aerobe ). |
anaerobe an·aer·obe (ān'ə-rōb', ān-âr'ōb')
n.
An organism that can live in the absence of atmospheric oxygen.
| anaerobe (ān'ə-rōb') Pronunciation Key
An organism, such as a bacterium, that can or must live in the absence of oxygen. Compare aerobe. |