The air ducts in that building did not pass the building codes inspection.
John sealed his windows with duct tape. (tape for securing duct work together)
These metal ducts carry water around the machinery to cool it.
WordNet 3.0 Sense Numbers: 3
This disease chokes off the tree's ducts so that sap cannot flow through it.
Chewing food stimulates the salivary ducts in the mouth.
The cancer had apparently spread via the lymphatic ducts in his armpits.
The bile duct passes bile from the liver or gallbladder to the duodenum.
WordNet 3.0 Sense Numbers: 1, 2
NOTE: can be present in atmosphere or ocean
Radio waves tend to follow the curvature of the earth within an atmospheric duct.
The study compares four evaporation duct models of the oceans.
WordNet 0.0 Sense Numbers: 4