A narrow tube.
Any of the small blood vessels (from 5 to 10 micrometres/micrometers (μm) in diameter) that connect arteries to veins (They are the smallest blood vessels in the body: they convey blood between the arterioles and venules).
Of or pertaining to a narrow tube.
Of, relating to, or caused by surface tension.
Of or pertaining to hair.
An open channel or trough used to direct or divert liquids.
A ravine or gorge, usually one with water running through.
To transport (logs of wood) by floating them along a water-filled channel or trough.