coolidge tube

Cool·idge tube

C c

Definitions of coolidge tube words

noun coolidge tube a cathode ray tube, used for x-ray production, in which a beam of thermoelectrons is produced by heating a wire cathode. 1
noun coolidge tube An improvement on the Crookes tube in which the electrons are produced by thermionic effect from a tungsten filament heated by an electric current. 0

before 1910

One of the 15% newest English words

1910-15, Americanism; named after William D. Coolidge (1873-1975), U.S. physicist and chemist who devised it

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This term is known only to a narrow circle of people with rare knowledge. Only 5% of English native speakers know the meaning of this word.

According to our data most of word are more popular. This word is almost not used. It has a much more popular synonym.

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