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First attested in the 1940s, it was made famous by its use in a song of the same title in the movie Mary Poppins (1964), by songwriters Robert B. Sherman and Richard M. Sherman.


  • (Received Pronunciation) IPA(key): /ˌsuːpəˌkælɨˌfɹædʒɨˌlɪstɪkˌɛkspɪˌælɨˈdəʊʃəs/
  • (General American) enPR: so͞o'pər-kăl'ĭ-fră'jĭ-lĭs'tĭk-ĕk'spē-ăl'ĭ-dōʹshəs, IPA(key): /ˌsupɚˌkælɪ̈ˌfɹædʒɪ̈ˌlɪstɪkˌɛkspiˌælɪ̈ˈdoʊʃəs/
  • (file)
  • (file)
  • Rhymes: -əʊʃəs
  • Hyphenation: su‧per‧cal‧i‧frag‧i‧lis‧tic‧ex‧pi‧a‧li‧do‧cious


supercalifragilisticexpialidocious (not comparable)

  1. (humorous) Fantastic, very wonderful
    • 1964 August 27, Mary Poppins, spoken by Mary Poppins (Julie Andrews):
      It's supercalifragilisticexpialidocious.
    • 2010 March 15, Mula, Rose Madeline, The Beautiful People and Other Aggravations, Gretna: Pelican Publishing, →ISBN, OL 24521586M, page 91:
      By comparison with the present transcribers, I'm sure my performance would be supercalifragilisticexpialidocious.
    • 2011, Allberry, Mary B., I Ain't Done Yet, Victoria: FriesenPress, →ISBN, OL 25422249M, page 91:
      This is a real biggie so pay attention—I still pinch myself occasionally to even believe I did this; it was supercalifragilisticexpialidocious.

Alternative forms

Usage notes

Often cited as an example of a very long word.

Derived terms


See also


supercalifragilisticexpialidocious”, in Lexico,; Oxford University Press, 2019–present.