radio-activity

A form of radioactivity — Spontaneous emission of ionizing radiation as a consequence of a nuclear reaction, or directly from the breakdown of an unstable nucleus.

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Meanings

nounradio-activity (uncountable)
  1. dateduncountableDated form of radioactivity.
Cite this entry
APA

radio-activity. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/radio-activity

MLA

“radio-activity.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/radio-activity. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “radio-activity,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/radio-activity.

Source: radio-activity on Wiktionary, CC BY-SA 4.0.