Noun
a tube of small internal diameter; holds liquid by capillary action
Source: WordNetA small amount of bacteria is collected on the end of the capillary tube (it is essential to ensure that the end is not blocked, otherwise it may present a false negative). Source: Internet
Ink was transferred through a further capillary tube to the nib. Source: Internet
M is a capillary tube where approximately 0.1 mm 3 were isolated. Source: Internet
T. Duncan (1973) Advanced Physics: Materials and Mechanics (John Murray, London) ISBN 0-7195-2844-5 There may be other causes due to imperfections in the instrument, e.g. in a liquid-in-glass thermometer if the capillary tube varies in diameter. Source: Internet