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trachea Definition

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trachea
noun(tra-chea)
the main trunk of the system of tubes by which air passes to and from the lungs in vertebrates
trachea
noun(tra-chea)
vessel; also : one of its constituent cellular elements
trachea
noun(tra-chea)
one of the air-conveying tubules forming the respiratory system of most insects and many other arthropods

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