noun
- The original gas-discharge cathode-ray tube. .
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). Crookes tube. Retrieved September 21, 2026, from http://smartdefine.org/crookes_tube/definitions/1203056 |
| Chicago | WordNet. 2010. "Crookes tube" http://smartdefine.org/crookes_tube/definitions/1203056 (accessed September 21, 2026). |
| Harvard | WordNet 2010, Crookes tube, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/crookes_tube/definitions/1203056>. |
| MLA | WordNet. "Crookes tube" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/crookes_tube/definitions/1203056> |