external respiration

noun

Definition of external respiration 

: exchange of gases between the external environment and a distributing system of the animal body (such as the lungs of higher vertebrates or the tracheal tubes of insects) or between the alveoli of the lungs and the blood — compare internal respiration

First Known Use of external respiration

1940, in the meaning defined above

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The first known use of external respiration was in 1940

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external respiration

noun

Medical Definition of external respiration 

: exchange of gases between the external environment and a distributing system of the animal body (as the lungs of higher vertebrates or the tracheal tubes of insects) or between the alveoli of the lungs and the blood — compare internal respiration

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