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  1. Longest word in English - Wikipedia

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

  2. Longest Word in English: Top 20 Longest Dictionary Words …

    Jun 25, 2025 · Below is a ranked list of the longest English words —real vocabulary entries you can actually look up—complete with definitions and sample sentences. Whether you’re a …

  3. 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.

  4. 20 Longest Words in English (With Meanings, Pronunciation)

    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. The Longest Long Words List - Merriam-Webster

    Sep 2, 2025 · The longest word entered in most standard English dictionaries is Pneumonoultramicroscopicsilicovolcanoconiosis with 45 letters. Our definition is "a lung …

  6. 150 Longest Long Words in English (+ Definitions) - Writing …

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

  7. 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 …

  8. 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 …

  9. 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.

  10. World's Longest: All Longest Things in the World

    Explore the world's longest records: from natural wonders to human achievements. Find verified data about the longest bridges, rivers, buildings, and more.