Pronunciation: /ˈbeɪtə ˈpɑːrtɪkl/
noun a subatomic particle emitted during the radioactive decay of certain atomic nuclei
A1 A beta particle is a type of ionizing radiation.
A2 Scientists use beta particles to study the properties of atoms.
B1 Beta particles are emitted during the radioactive decay of certain elements.
B2 The detection of beta particles is an important tool in nuclear physics research.
C1 Researchers can calculate the energy of beta particles using sophisticated equipment.
C2 The interaction of beta particles with matter can be complex and requires advanced analysis techniques.
formal A beta particle is a high-energy, high-speed electron or positron emitted by certain types of radioactive decay.
informal Did you know that a beta particle is like a tiny, fast electron or positron?
slang I heard that beta particles are like super speedy little dudes!
figurative The beta particle shot out of the nucleus like a bullet from a gun.
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