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 longest English word
The longest word in English has 189,819 letters and takes 3 hours to pronounce. This is a technical term for the chemical composition of titin. Titin is the largest known protein responsible for maintaining the passive elasticity of the muscles.
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.
The longest word in the English language, pneumonoultramicroscopicsilicovolcanoconiosis, won primary school speller Jemimah Elise Sampson, the East Coast Radio's Last Kid Standing title, as seen in the video below published by the East Coast Radio.
The longest English word is also the longest word in the world, with almost 190,000 letters. It is the chemical name for titin, the largest protein known. The longest word in the English dictionary however, is the 45-letter word "pneumonoultramicroscopicsilicovolcanoconiosis", which refers to a lung disease.
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.
Supercalifragilisticexpialidocious is it real and the longest word in the dictionary? Supercalifragilisticexpialidocious is a real word but is not the longest word in the dictionary. Pneumonoultramicroscopicsilicovolcanoconiosis is the longest word in the dictionary.
The longest word in the standard German dictionary is Kraftfahrzeug-Haftpflichtversicherung – which is the word for motor vehicle liability insurance. But at 36 letters, it's rather puny. Rechtsschutzversicherungsgesellschaften, a touch longer at 39 letters, is the language's longest non-dictionary word.
As we saw at the start of our hunt, the longest word according to a lot of sources is the technical name for the protein titin. It is the same across all languages and has nearly 200,000 letters.
At 27 letters, it is the second-longest word in the English language featuring only alternating consonants and vowels. The longest is Honorificicabilitudinitatibus, which has the same meaning.
Pneumonoultramicroscopicsilicovolcanoconiosis is the longest word entered in the most trusted English dictionaries.
An English pangram is a sentence that contains all 26 letters of the English alphabet. The most well known English pangram is probably “The quick brown fox jumps over the lazy dog”.
3. Pneumonoultramicroscopicsilicovolcanoconiosis. At 45 letters, this is the longest defined word you'll find in a major dictionary.
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.
"Post Office" starts with 'P', ends with 'E' and has a million letters in it. Explanation: Sometimes, Logical questions are not so complicated to answer, just logical thinking is necessary to find out the answer.
Found in the Oxford English Dictionary, it's the name of a lung disease. Many people don't count it either, though, since it was created to win a puzzle contest in 1935. The longest word that most people can agree upon as being a “real” word is the 28-letter antidisestablishmentarianism.
On the other hand, English speakers around the world are familiar with supercalifragilisticexpialidocious (34 letters). When it was first popularized in the 1964 film “Mary Poppins,” it was fun but meaningless and so it is still often left off lists of longest words.
Often cited as the longest non-technical word in the English language, being one letter longer than the commonly cited antidisestablishmentarianism. It is the longest word ever recorded by Hansard after Conservative MP Jacob Rees-Mogg used the word in Parliament on 21 February 2012.
Back in 2007, the popular Dutch TV show Lingo held a competition where viewers could submit their entries for the longest word in the Dutch language. The winner of said competition was (brace yourself) kindercarnavalsoptochtvoorbereidingswerkzaamhedencomitéleden at a whopping 60 letters!