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thistle tube

American  

noun

  1. a glass funnel consisting of a long narrow tube with a thistle-shaped head.


Etymology

Origin of thistle tube

First recorded in 1890–95

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

"To prepare hydrogen gas, pass a thistle tube and a delivery tube through a cork which fit tightly in the neck of a bottle," etc., is simple enough.

From Scientific American Supplement, No. 286, June 25, 1881 by Various