World’s longest word takes 3.5 hours to pronounce (2024)
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The word is 189,819 letters long. It’s actually the name of a giant protein called Titin. Proteins are usually named by mashing-up the names of the chemicals making them. And since Titin is the largest protein ever discovered, its name had to be equally as large.
If you’re interested in something ‘shorter,’ here are several more $10 words to wrap your mind around.
Perhaps the most fun word of all, is the word made popular by the film Mary Poppins. Supercalifragilisticexpialidocious.
4. Pseudopseudohypoparathyroidism (30 letters)
Pseudohypoparathyroidism is characterized by normal levels of calcium and phosphorus in the blood.
5. Floccinaucinihilipilification (29 letters)
The longest unchallenged nontechnical word that not all directories recognize, is floccinaucinihilipilification – the act or habit of describing or regarding something as unimportant, of having no value or being worthless. Often times, it is used in good humor.
Here are more of the longest words out there and how to say them!
Methionylthreonylthreonylglutaminylarginyl… isoleucine is the chemical name for the protein of “titin” also known as “connectin.” The largest known protein that consists of 26, 926 amino acids is made up of 189, 819 letters and can take about three hours to pronounce.
1. methionylthreonylthreonylglutaminylalanyl…isoleucine. You'll notice there's an ellipsis here, and that's because this word, in total, is 189,819 letters long, and it's the chemical name for the largest known protein, titin.
The IUPAC nomenclature for organic chemical compounds is open-ended, giving rise to the 189,819-letter chemical name Methionylthreonylthreonyl . . .isoleucine for the protein also known as titin, which is involved in striated muscle formation.
Aequeosalinocalcalinoceraceoaluminosocupreovitriolic. This is the longest word in English which is composed of seven words. This 52-letter word was coined by Dr. Edward Strother to describe the spa waters in Bath, England.
So what's the word? Wikipedia's says that it's "Methionylthreonylthreonylglutaminylarginyl ... isoleucine" (ellipses necessary), which is the "chemical name of titin, the largest known protein." Also, there's some dispute about whether this is really a word.
It has 189,819 letters, making it the longest word in the English language. The reason it's so long is because titin is formed of 244 proteins, and the name of each one was joined together to create a single word. Unsurprisingly, you won't find it in the English Dictionary because of how long and specialized it is.
The reason why this word is so long is that titin is formed by 244 individual protein domains, which are connected into one sequence. Now, imagine 244 names of chemical compounds squashed together into one word. We'll show you a glimpse: “Methionylthreonylthreonylglutaminylarginyl...isoleucine”.
The three shortest words in the English language are I, a, and o although the word o is only usually used in poetry and song lyrics as a contraction or other words. Other than single-letter words there are numerous 2-letter words in English such as on, if and many others.
Lopadotemachoselachogaleokranioleipsano… pterygon (182 letters, 78 syllables) This candidate for the longest word in the world originated from a Greek play written by Aristophanes in 391 BC. To this day, it remains the longest word in Ancient Greek literature.
methionylthreonylthreonylglutaminylarginyl… 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 say!
It's the longest word in English and if you want to read it, here's a look. A word of warning… the “word” takes about 3.5 hours to say. The word is 189,819 letters long. It's actually the name of a giant protein called Titin.
methionylthreonylthreonylglutaminylarginyl… 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 say!
1. Aequeosalinocalcalinoceraceoaluminosocupreovitriolic: noun, a word coined by Dr. Edward Strother to describe the spa waters in Bath, England. At 52 letters, this is the longest English word ever created that appears outside literature.
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