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  1. Longest word in English - Wikipedia

    The longest officially recognized place name in an English-speaking country is Taumata­whakatangihanga­koauau­o­tamatea­turi­pukaka­piki­maunga­horo­nuku­pokai­whenua­ki­tana­tahu …

  2. 13 of the Longest Words in the English Language - ThoughtCo

    May 11, 2025 · Take your vocabulary to the next level with this list, featuring 13 of the longest words in the English language.

  3. The Longest Long Words List - Merriam-Webster

    Sep 2, 2025 · The Longest Words in English Most English words longer than about 15-20 letters are scientific, meaningless, or highly specialized, and they tend to be formed by affixation.

  4. The 20 Longest Words in English and Their Meanings

    Jun 22, 2024 · What's the longest word in English? We have the longest single word and a list of 20 English words with the most letters. Plus, what they mean and how to say them.

  5. 150 Longest Long Words in English (+ Definitions) - Writing …

    This is the ultimate list of the 150 longest long words in the English language.

  6. Top 10 Longest Words In The World | Guinness Record Holders

    May 19, 2025 · Discover the longest words in the world, from medical terms to plant and animal names. Learn their origins and significance.

  7. Longest - definition of longest by The Free Dictionary

    Define longest. longest synonyms, longest pronunciation, longest translation, English dictionary definition of longest. adj. long·er , long·est 1. a. Extending or traveling a relatively great …

  8. 10 Longest Words In The World - Lingopie

    May 28, 2025 · Curious about the longest words in the world? We've listed the 10 longest words in the world in this article!

  9. The 25 Longest Words In English: A Comprehensive Guide

    Aug 17, 2024 · Exploring long English words provides an intriguing journey through language. Words with a length like “pneumonoultramicroscopicsilicovolcanoconiosis,” which stands as …

  10. 19 longest words in English with up to over 45 letters

    Aug 19, 2025 · Prepare to challenge your memory and discover the jaw-dropping lengths of the longest words in English.