B1nounscience
US/ɪˈlek.trɑːn/
UK/ɪˈlek.trɒn/
a very small particle with a negative electric charge that moves around the center of an atom
In context
In physics class, we learned that an electron carries a negative charge.
Electricity is the flow of electrons through a wire.
Scientists used an electron microscope to study the virus.
Words that go with electron
noun + noun
- electron microscopeThe cells were examined under an electron microscope.
- electron beamAn electron beam hits the screen.
adjective + noun
- free electronMetals have many free electrons.
noun + preposition
- flow of electronsA current is a flow of electrons.
verb + noun
- gain an electronThe atom becomes negative when it gains an electron.