Dictionary
Find
in
Dictionary
Thesaurus
Translations

Click to move up the list of words
thirteenth chord
thirtieth
thirty
thirty-eight
Thirty-nine Articles
thirty-second note
thirty-thirty
thirty-twomo
Thirty Years War
thirtysomething
Thiruvananthapuram
this
thisaway
Thisbe
thistle
thistle bird
thistle butterfly
Click to move down the list of words
Also available:

World English Dictionary
Dictionnaire Français

thoracic duct

tho·rac·ic duct (plural tho·rac·ic ducts)


noun 
Definition:
 
main lymphatic vessel: the main duct of the lymphatic system, which drains lymph from smaller lymph vessels in the trunk and returns it to the bloodstream by emptying into a major vein. In human beings, it ascends in front of the spinal column and discharges into the left subclavian vein at the base of the neck.

Advertisement

© 2009 Microsoft