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capillary tube

British  

noun

  1. a glass tube with a fine bore and thick walls, used in thermometers, etc

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

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But they lived when Dr. Snir whisked the fluid away with a capillary tube.

From New York Times Nov. 30, 2022

Water rises in a glass capillary tube to a height of 17 cm.

From Textbooks Feb. 14, 2019

At the end of Beam Line 12, a scientist named Helen He showed off the object being scrutinized: a crystal inside a capillary tube, almost too small to see with the naked eye.

From Washington Post Apr. 17, 2017

One important phenomenon related to the relative strength of cohesive and adhesive forces is capillary action—the tendency of a fluid to be raised or suppressed in a narrow tube, or capillary tube.

From Textbooks Aug. 12, 2015

There is likewise another curious instance of the production of sound, when a tube is held over a stream of inflamed hydrogen gas issuing out of a capillary tube in a bottle.

From Popular Lectures on Zoonomia Or The Laws of Animal Life, in Health and Disease by Thomas Garnett

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