1. (

• capillary ,
• capillary_tube ,
• capillary_tubing

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

2. (

• capillary ,
• capillary_vessel

) any of the minute blood vessels connecting arterioles with venules ;

1. (

• capillary

) of or relating to hair ;

2. (

• capillary ,
• hairlike

) long and slender with a very small internal diameter; "a capillary tube" ;