Definition that contains cathode ray
- phosphor a synthetic substance that is fluorescent or phosphorescent; used to coat the screens of cathode ray tubes
- lenard German physicist who studied cathode rays (1862-1947)
- william crookes English chemist and physicist; discovered thallium; invented the radiometer and studied cathode rays (1832-1919)
- philipp lenard German physicist who studied cathode rays (1862-1947)
- crookes English chemist and physicist; discovered thallium; invented the radiometer and studied cathode rays (1832-1919)
- sir william crookes English chemist and physicist; discovered thallium; invented the radiometer and studied cathode rays (1832-1919)