Respiration

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Respiration Meaning and Definition in Dictionary

Definitions from Wordnet 2.0


  • the metabolic processes whereby certain organisms obtain energy from organic moelcules; processes that take place in the cells and tissues during which energy is released and carbon dioxide is produced and absorbed by the blood to be transported to the lu
  • the bodily process of inhalation and exhalation; the process of taking in oxygen from inhaled air and releasing carbon dioxide by exhalation
  • a single complete act of breathing in and out; "thirty respirations per minute"

Definitions from Wiktionary


  • the metabolic processes whereby certain organisms obtain energy from organic molecules; processes that take place in the cells and tissues during which energy is released and carbon dioxide is produced and absorbed by the blood to be transported to the lungs ,
  • a single complete act of breathing in and out; "thirty respirations per minute" ,
  • the bodily process of inhalation and exhalation; the process of taking in oxygen from inhaled air and releasing carbon dioxide by exhalation

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Respiration Meaning and Definition in Wikipedia


During respiration energy is released in a form that can be used by cells. All living things respire. Both plant and animal cells use the process of respiration to release energy from glucose.

There are two types of respiration. One is aerobic respiration and the other is anaerobic respiration. Breaking down of food in presence of oxygen is called aerobic respiration, whereas breaking down food in the absence of oxygen is called anaerobic respiration.

Respiration takes place in a special structure called the mitochondria inside all eukaryote cells.

See these (in this order) for an outline of the biochemistry of aerobic respiration:



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'Respiration' example sentence in quotations


* Perpetual inspiration is as necessary to the life of goodness, holiness and happiness as perpetual respiration is necessary to animal life. - Andrew Bonar Law


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