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 …
List of longest films - Wikipedia
This list of longest films is composed of films with a running time of 300 minutes (5 hours) or more.
What Is the Longest Word In English? Here’s a List of 15 ...
Apr 11, 2023 · At over 180,000 letters long, the chemical name of the protein titin is often said to technically be the longest English word. If spoken out loud, this word takes over three hours to …
These Are the LONGEST English Words in the Dictionary
Mar 24, 2025 · Definition: Yep, there’s a word out there that’s almost 190,000 letters long. Technically speaking, it’s not truly a word—it’s actually the chemical name for a protein. …
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.
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.
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.