Library / English Dictionary

ELECTRON BEAM

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

A group of nearly parallel lines of electromagnetic radiation

Synonyms:

beam; electron beam; ray

Classified under:

Nouns denoting natural phenomena

Hypernyms ("electron beam" is a kind of...):

electromagnetic radiation; electromagnetic wave; nonparticulate radiation (radiation consisting of waves of energy associated with electric and magnetic fields resulting from the acceleration of an electric charge)

Hyponyms (each of the following is a kind of "electron beam"):

cathode ray (a beam of electrons emitted by the cathode of an electrical discharge tube)

particle beam (a collimated flow of particles (atoms or electrons or molecules))

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