Medical Definition of lymphatic duct
: any of the lymphatic vessels that are part of the system collecting lymph from the lymphatic capillaries and pouring it into the subclavian veins by way of the right lymphatic duct and the thoracic duct—called also lymph duct
Seen and Heard
What made you want to look up lymphatic duct? Please tell us where you read or heard it (including the quote, if possible).