"radioactivity" meaning in English

See radioactivity in All languages combined, or Wiktionary

Noun

IPA: /ˌreɪdɪəʊakˈtɪvɪti/ Audio: LL-Q1860 (eng)-Vealhurl-radioactivity.wav [UK] Forms: radioactivity [singular], radioactivities [plural]
Etymology: radioactive + -ity Etymology templates: {{ety-suffix|radioactive|ity}} radioactive + -ity Head templates: {{noun|2=radioactivities}} [POS TABLE]
  1. Radioactivity is the energy released from an unstable atom.
    Sense id: simple-radioactivity-en-noun-x-0eXZsV
The following are not (yet) sense-disambiguated
Categories (other): Terms suffixed with -ity
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Download raw JSONL data for radioactivity meaning in English (0.7kB)

This page is a part of the kaikki.org machine-readable English dictionary. This dictionary is based on structured data extracted on 2025-03-09 from the simplewiktionary dump dated 2025-03-02 using wiktextract (32c88e6 and 633533e). The data shown on this site has been post-processed and various details (e.g., extra categories) removed, some information disambiguated, and additional data merged from other sources. See the raw data download page for the unprocessed wiktextract data.

If you use this data in academic research, please cite Tatu Ylonen: Wiktextract: Wiktionary as Machine-Readable Structured Data, Proceedings of the 13th Conference on Language Resources and Evaluation (LREC), pp. 1317-1325, Marseille, 20-25 June 2022. Linking to the relevant page(s) under https://kaikki.org would also be greatly appreciated.