Definition of "oxygenator" [ox•y•gen•a•tor]

• Any device that releases oxygen (or air) into water, especially one in an aquarium (noun)

Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License

• "The hum of the oxygenator was loud in the sudden quiet."
• "The oxygenator hummed as the room fell quiet once more."
• "There was, at one time a growing market for ethanol, until the oil boys decided to make methyl tertiary butyl ether (MTBE) the oxygenator of choice, by law."