1) Any living entity 2) Bacteria requiring oxygen 3) Bacterial organism 4) Bacterium needing oxygen 5) Bacterium requiring oxygen 6) Bacterium that needs oxygen 7) Bacterium that uses oxygen 8) Being 9) Bit of bacterium 10) Breather 11) Certain bacterium 12) Culture that requires oxygen 13) Entity needing oxygen 
organism requiring oxygen to survive
An organism that requires free oxygen for respiration. 
an organism able to live and reproduce only in the presence of free oxygen (e.g., certain bacteria and certain yeasts). Organisms that grow in the ... [2 related articles]
Organism that grows in the presence of oxygen, may be facultative, obligative or microaerobic. 
An organism that must have access to free oxygen in order to survive. Some aerobes can, however, remain alive even in the absence of oxygen and are called faculative anaerobes.
A microorganism that grows in the presence of oxygen. See Anaerobe.
<microbiology> An organism that can or must live in an oxygen-containing environment andwhich uses oxygen as the terminal electron acceptor in respiration. ... (06 May 1997) ... 
(ār´ōb) a microorganism that lives and grows in the presence of free oxygen. facultative aerobe one that can live in the presence of oxygen, but does not require it. obligate aerobe one that cannot live without oxygen.
Type: Term Pronunciation: ār′ōb Definitions: 1. An organism that can live and grow in the presence of oxygen. 2. An organism that can use oxygen as a final electron acceptor in a respiratory chain.
[n] - an organism especially a bacterium that requires air or free oxygen for life
aerobe 1. An organism that can live and grow only in the presence of oxygen; especially a bacterium. 2. An organism that can use oxygen as a final electron acceptor in a respiratory chain. 3. A micro-organism that requires free oxygen for its existence. An antonym of anaerobe.
noun an organism (especially a bacterium) that requires air or free oxygen for life
an organism, esp. a bacterium, that requires air or free oxygen for life (opposed to anaerobe).
an organism that requires air or free oxygen for life