Word.ws English Dictionary

How to use radioactivity in a sentence

10 example sentences · noun

Radioactivity means spontaneous emission of ionizing radiation as a consequence of a nuclear reaction, or directly from the breakdown of an unstable nucleus. Example: “The radioactivity was released when they blew off steam from the containment vessel.”

Examples of radioactivity by meaning

nounSpontaneous emission of ionizing radiation as a consequence of a nuclear reaction, or directly from the breakdown of an...

  • Today, no one would intentionally smear radioactive materials on their face, but in 1933, the dangers of radioactivity were not yet fully understood.2020 March 8, Jacopo Prisco, “When beauty products were radioactive”, in CNN

More sentences with radioactivity

  • The radioactivity was released when they blew off steam from the containment vessel.From the entry blow off
  • The instrument detected an increase in radioactivity.From the entry instrument
  • The radiation trackers clipped to our protective overalls let off soft cheeps, their frequency varying as radioactivity levels changed around us.December 15 2022, Samanth Subramanian, “Dismantling Sellafield: the epic task of shutting down a nuclear site”, in The Guardian. From the entry cheep
  • Once interred, the waste will be left alone for tens of thousands of years, while its radioactivity cools.2022 December 15, Samanth Subramanian, “Dismantling Sellafield: the epic task of shutting down a nuclear site”, in The Guardian. From the entry subterranean
  • Fortunately to gamma-ray spectrometrists, this effect is relatively small in most radionuclides that are encountered in a laboratory for environmental radioactivity.2017, Mikael Hult, Guillaume Lutter, JRC technical reports. From the entry spectrometrist
  • The radioactivity subgroup turned to Kleeman, Crowther, and Campbell, and Richardson's influence on the thermionics subgroup continued even after he left the Cavendish.2013, Dong-Won Kim, Leadership and Creativity: A History of the Cavendish Laboratory. From the entry thermionics
  • Devices that “sonify” data have expanded beyond the well-known Geiger counter, which reveals radioactivity by clicking more rapidly as it gets closer to nuclear material.2002 April 24, “Stop, Look, and Listen: The Growing Importance of Sound in Daily Life”, in AScribe Newswire. From the entry sonify
  • This consists in the inclusion of significant quantities of certain elements, possibly enriched in specific isotopes, for the purpose of producing induced radioactivity.1964, U.S. Atomic Energy Commission, The Effects of Nuclear Weapons, page 417. From the entry salt
  • After going through the reactor, it is held in basins until the radioactivity of the remaining impurities dies down and then is released.1955 April, Rafe Gibbs, Popular Mechanics, volume 103, number 4, Hearst Magazines, page 250. From the entry hot garbage

Meaning of radioactivity

  1. noun Spontaneous emission of ionizing radiation as a consequence of a nuclear reaction, or directly from the breakdown of an unstable nucleus.
  2. noun The radiation so emitted; including gamma rays, alpha particles, neutrons, electrons, positrons, etc.

Full definition of radioactivity

Questions about radioactivity in a sentence

How do you use radioactivity in a sentence?
Radioactivity is used as a noun. For example: “The radioactivity was released when they blew off steam from the containment vessel.”
What is a short sentence with radioactivity?
“The instrument detected an increase in radioactivity.”
What does radioactivity mean?
Radioactivity means spontaneous emission of ionizing radiation as a consequence of a nuclear reaction, or directly from the breakdown of an unstable nucleus.

Source and license

Adapted from Wiktionary: radioactivity (page history and authors) and the entries each sentence comes from. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws chose the sentences, left out offensive ones and quotations older than 1900, and marked the word in each. Wiktionary data of 2026-09-02.

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Cite this page: “How to use radioactivity in a sentence.” Word.ws, https://word.ws/sentences/radioactivity. Based on Wiktionary, CC BY-SA 4.0.