Definition of breathing tube
: a tube inserted (as through the nose or mouth) into the trachea to maintain an unobstructed passageway especially to deliver oxygen or anesthesia to the lungs
First Known Use of breathing tube
Medical Definition of breathing tube
2: a tube inserted into the trachea especially to deliver oxygen or anesthesia to the lungs : endotracheal tube <An anesthesiologist shoehorned a breathing tube down the patient's throat.—Steve Fishman, Rolling Stone, 9 Mar. 1989>—called also endotracheal tube
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