Definitions

1. noun

An organism that requires oxygen for growth and survival.

“Bacteria can be either aerobic or anaerobic organisms.”

2. noun

An organism that obtains energy by breaking down organic molecules in the presence of oxygen.

“The scientist studied the effects of aerobic respiration on yeast cells.”

3. noun

An organism that uses oxygen to obtain energy for cellular respiration.

“The bacteria exhibited aerobic properties during the experiment.”