Noun Definition
sir william crookes
1.Definition: English chemist and physicist; discovered thallium; invented the radiometer and studied cathode rays (1832-1919)
Related Noun(s):crookes, william crookes
Category: People1.Definition: English chemist and physicist; discovered thallium; invented the radiometer and studied cathode rays (1832-1919)
Related Noun(s):crookes, william crookes
Category: People