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longest word is not in our dictionary (yet). Here's what it could mean:

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noun

  • A term referring to the word in a language that has the most letters; in English, often cited as *pneumonoultramicroscopicsilicovolcanoconiosis*, a type of lung disease.

Example Sentences

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Pneumonoultramicroscopicsilicovolcanoconiosis is generally understood to be the longest word in the English language, with 45 letters.

From Fox News • Oct. 16, 2021

And in 2012, Conservative MP Jacob Rees-Mogg struck a blow for long-word lovers in the Anglosphere when he used floccinaucinihilipilification in the House of Commons - at 29 letters, the longest word in Hansard.

From BBC • Jun. 4, 2013

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Possible Synonyms

Words in our thesaurus

other words

  • spelling bee nightmare
  • polysyllabic term
  • sesquipedalian word
  • dictionary-breaker

Possible Antonyms

  • basic vocabulary
  • A-B-C
  • easy-peasy word
  • monosyllable
  • one-letter wonder

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