What does "crookesian" mean?

Of or relating to Sir William Crookes (1832–1919), British chemist and physicist who worked on spectroscopy and was a pioneer of vacuum tubes, inventing the Crookes tube.

Crookesian

adj

adj ·Rare ·Advanced level

Definitions

Adjective

1
Of or relating to Sir William Crookes (1832–1919), British chemist and physicist who worked on spectroscopy and was a pioneer of vacuum tubes, inventing the Crookes tube.
"Thomson promoted the Crookesian view of cathode rays as particulate against the apparent counterevidence presented by Phillip Lenard that such particles were not stopped by an encounter with metal[…]"

Example

More examples

"Thomson promoted the Crookesian view of cathode rays as particulate against the apparent counterevidence presented by Phillip Lenard that such particles were not stopped by an encounter with metal[…]"

Etymology

From Crookes + -ian.

Related phrases

crookes tube vacuum tube

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.