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anaerobic

[ an-uh-roh-bik, an-ai- ]

adjective

  1. (of an organism or tissue) living in the absence of air or free oxygen.
  2. pertaining to or caused by the absence of oxygen.


anaerobic

/ ˌænɛəˈrəʊbɪk /

adjective

  1. (of an organism or process) requiring the absence of or not dependent on the presence of oxygen
  2. of or relating to anaerobes
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

anaerobic

/ ăn′ə-rōbĭk /

  1. Occurring in the absence of oxygen or not requiring oxygen to live. Anaerobic bacteria produce energy from food molecules without the presence of oxygen.
  2. Compare aerobic

anaerobic

  1. A descriptive term for a process, such as fermentation , that can proceed only in the absence of oxygen , or a living thing that can survive only in the absence of oxygen. ( Compare aerobic .)
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Derived Forms

  • ˌanaerˈobically, adverb
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Other Words From

  • an·aer·o·bi·cal·ly adverb
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Word History and Origins

Origin of anaerobic1

First recorded in 1880–85; anaerobe + -ic
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Example Sentences

In 2020 researchers publishing in the journal Nature Astronomy revealed that the atmosphere of Venus appeared to contain trace amounts of phosphine, a gas associated with anaerobic bacteria on Earth.

From Salon

“There’s no jerky motions or throwing of weights. And it can increase your circulation — you get greater blood flow while activating your muscles. So you’re adding a cardiovascular benefit for something that’s typically anaerobic.”

In the past few years, more plastic has been going to incinerators and less food waste - which councils are now sending to anaerobic digesters or to be composted.

From BBC

And New York State requires large food businesses to donate excess edible food and recycle remaining scraps if they are within 25 miles of a composting facility or anaerobic digester.

"It's evidence to show that lactate shouldn't be associated with anaerobic metabolism -- that is oxygen-limited metabolism. It's just a normal response to consuming carbohydrates or to exercise," Leija said.

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