Dictionary.com
Thesaurus.com

Crookes tube

American  

noun

Electronics.
  1. a form of cathode-ray tube.


Crookes tube British  

noun

  1. a type of cathode-ray tube in which the electrons are produced by a glow discharge in a low-pressure gas

"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

Etymology

Origin of Crookes tube

First recorded in 1880–85; after Sir W. Crookes

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.

See Examples For:

Grubbe simply positioned the Crookes tube over the tumor and turned on the electric current for a few minutes, with little understanding of what would be the appropriate dose.

From Slate May 4, 2016

The Crookes tube, refined in mechanism, is the common x-ray tube of today, useful to physicists, metallurgists, biologists, doctors, dentists.

From Time Magazine Archive

Physicists did not take long to discover that the radiation from radium was very like the radiation in a "Crookes tube."

From The Outline of Science, Vol. 1 (of 4) A Plain Story Simply Told by Thomson, J. Arthur

The Crookes tube became one of the toys of science—and the lamp of other investigators.

From The Story of Evolution by McCabe, Joseph

The whole party began to look uneasy and gazed apprehensively at the huge Crookes tube which still stood in its supporting frame on the table.

From Astounding Stories of Super-Science, March 1930 by Bates, Harry

Vocabulary.com logo
by dictionary.com

Dictionary.com's Learning Companion

Go beyond just looking up words.
Remember them forever with VocabTrainer.

Start training