Longest words - Wikipedia
Longest word candidates may be judged by their acceptance in major dictionaries such as the Oxford English Dictionary or in record-keeping publications like Guinness World Records, and …
The Longest English Word (189,819 Letters): Facts and Explanation
Aug 11, 2025 · Uncover the truth behind the longest word in the English language, a massive 189,819-letter chemical name. Learn what it means, why it's so long, and whether it's truly …
The Longest Word in the Dictionary | Britannica Dictionary
Pneumonoultramicroscopicsilicovolcanoconiosis is the longest word entered in the most trusted English dictionaries. The definition is "a lung disease
Discover What Is the Longest Word in the World - Rosetta Stone
Apr 21, 2025 · Find the answer to the question “What is the longest word in the world?” with our guide to long words around the globe, including the longest words in English.
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 …
What Is the Longest Word in English? - Reader's Digest
May 29, 2025 · There are about a million words in the English language, but do you know the longest word in English? You may think it’s antidisestablishmentarianism, at 28 letters long.
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.
The Longest Word In The World: Which One Holds The Record?
Nov 10, 2025 · From the longest word in English to giant German compounds, discover the longest words in the world and why they’re so fascinating.
515-mile-long lightning bolt that spanned 5 states is the longest …
Jul 31, 2025 · A lightning "megaflash" that zipped across five U.S. states has set a new record for the longest ever detected.
Master the Longest Words in English and Their Pronunciation
Aug 27, 2025 · Curious about the longest word in English and its pronunciation? Discover how to say it, what it means, and why it’s a challenge even for native speakers.