lower respiratory tract

noun
plural lower respiratory tracts

Definition of lower respiratory tract

: the part of the respiratory tract including the trachea, bronchi, and lungs — compare upper respiratory tract

First Known Use of lower respiratory tract

1881, in the meaning defined above

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The first known use of lower respiratory tract was in 1881

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Cite this Entry

“Lower respiratory tract.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lower%20respiratory%20tract. Accessed 6 May. 2021.

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More Definitions for lower respiratory tract

lower respiratory tract

noun

Medical Definition of lower respiratory tract

: the part of the respiratory tract including the trachea, larynx, trachea, bronchi, and lungs — compare upper respiratory tract

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