Pronunciation: /ˈɡæmə reɪ/
noun a type of electromagnetic radiation of very high frequency and energy, emitted by the nuclei of some radioactive substances
A1 Gamma rays are a type of radiation.
A2 Scientists use gamma rays to study the universe.
B1 Gamma rays have high energy and can penetrate through matter.
B2 Gamma ray bursts are the most powerful explosions in the universe.
C1 Researchers are studying the effects of gamma rays on human health.
C2 Gamma ray astronomy has provided valuable insights into the nature of black holes.
formal Scientists use specialized equipment to detect and study gamma rays emitted from distant galaxies.
informal Did you know that gamma rays are the most energetic form of light in the universe?
slang I heard that superhero movies often feature characters with powers like shooting gamma rays from their hands.
figurative Her smile was like a burst of gamma rays, bright and powerful.
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