thoracic duct

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Related to thoracic ducts: Ductus thoracicus

thoracic duct

[thə′ras·ik ′dəkt]
(anatomy)
The common lymph trunk beginning in the crura of the diaphragm at the level of the last thoracic vertebra, passing upward, and emptying into the left subclavian vein at its junction with the left internal jugular vein.