"plum pudding model" meaning in All languages combined

See plum pudding model on Wiktionary

Proper name [English]

Forms: the plum pudding model [canonical]
Etymology: The electrons are viewed as negatively-charged "plums" in a positively-charged "pudding". Head templates: {{en-proper noun|def=1|head=plum pudding model}} the plum pudding model
  1. (historical, physics) An obsolete scientific model of the atom, devised shortly after the discovery of the electron but before the discovery of the atomic nucleus, and according to which the atom is composed of electrons surrounded by a soup of positive charge to balance the electrons' negative charges. It was disproved in 1909. Wikipedia link: plum pudding model Tags: historical Categories (topical): Physics Related terms: Thomson's hypothesis
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Download raw JSONL data for plum pudding model meaning in All languages combined (1.8kB)


This page is a part of the kaikki.org machine-readable All languages combined dictionary. This dictionary is based on structured data extracted on 2024-11-06 from the enwiktionary dump dated 2024-10-02 using wiktextract (fbeafe8 and 7f03c9b). 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.