English dictionary



Hint: Wildcards can be used multiple times in a query.

English noun: Crookes tube

1. Crookes tube (artifact) the original gas-discharge cathode-ray tube


Broader (hypernym)cathode-ray tube, CRT









Based on WordNet 3.0 copyright © Princeton University.
Web design: Orcapia v/Per Bang. English edition: .
2026 onlineordbog.dk