etymology

noun
🔊/ˌetɪˈmɒlədʒi/
🔊/ˌetɪˈmɑːlədʒi/
(plural etymologies)
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  1. [uncountable] the study of the origin and history of words and their meanings词源学Topics Historyc2, Languagec2
  2. [countable] the origin and history of a particular word词源Topics Historyc2, Languagec2
  3. Word Originlate Middle English: from Old French ethimologie, via Latin from Greek etumologia, from etumologos ‘student of etymology’, from etumon, neuter singular of etumos ‘true’.
see also folk etymology