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Definition of respiration noun from the Oxford Advanced Learner's Dictionary

respiration

noun
 
/ˌrespəˈreɪʃn/
 
/ˌrespəˈreɪʃn/
 [uncountable]
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  1. (formal) the act of breathing
    • Blood pressure and respiration are also recorded.
    see also artificial respirationTopics Bodyc2, Biologyc2
  2. (biology) a process by which organisms (= living things) produce energy from food, typically using oxygenTopics Biologyc2
    3. Word Originlate Middle English: from Latin respiratio(n-), from respirare ‘breathe out’, from re- ‘again’ + spirare ‘breathe’.
See respiration in the Oxford Advanced American DictionarySee respiration in the Oxford Learner's Dictionary of Academic English
Check pronunciation: respiration

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trait
noun
 
 
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