capillary — English Dictionary

Adjective

1. Resembling or pertaining to hair, especially in slenderness or fineness.

2. Of or pertaining to a narrow tube.

3. Of, relating to, or caused by surface tension.

4. Of or relating to capillaries in the body or to capillary action.

Noun

1. 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).

2. A tube or channel having a very small internal diameter, through which liquid can rise or be drawn by capillary action.

Adjective

1. of or relating to hair

2. long and slender with a very small internal diameter

   Synonyms

   hairlike

   Examples

   a capillary tube

Noun

1. a tube of small internal diameter; holds liquid by capillary action

   Synonyms

   capillary tubecapillary tubing

   Broader terms

   tubetubing

2. any of the minute blood vessels connecting arterioles with venules

   Synonyms

   capillary vessel

   Broader terms

   blood vessel