Search Result for "aerobe":
Wordnet 3.0

NOUN (1)

1. an organism (especially a bacterium) that requires air or free oxygen for life; 



The Collaborative International Dictionary of English v.0.48:

Aerobe \Aer"*obe\, n. [See aerobies.]
   an organism such as a microorganism that requires oxygen for
   life or growth.
   [PJC]