Englishfor English speakers
electron
Noun
—
An electron is a particle that orbits the nucleus of an atom that has a negative charge.
bombardment
—
noun
the act (or an instance) of subjecting a body or substance to the impact of high-energy particles (as electrons or alpha rays)
—
noun
(= bombing)
an attack by dropping bombs
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noun
(= barrage)
the rapid and continuous delivery of linguistic communication (spoken or written)
a barrage of questions
a bombardment of mail complaining about his mistake
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noun
(= barrage, shelling)
the heavy fire of artillery to saturate an area rather than hit a specific target
they laid down a barrage in front of the advancing troops
the shelling went on for hours without pausing
ion
Noun
—
An ion is a charged atom.
Ions are of two types - cations and anions.
source
Verb
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If you source something, then you obtain or receive it.
source
Noun
—
The source of some material, an idea, a product, etc. is the place it came from originally.
XYZ company can't supply these parts anymore, so we need to find a new source.
Church sources said four people were injured and 100 to 200 were taken away by the police.
The paper comes primarily from British sources.
is the main source of global warming.