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.
Pneumono refers to the lung. Ultra means extremely, microscopic means tiny, silica is sand, volcano is self-evident, and coniosis is scarring. Put them all together and you have what the OED recognizes as the longest word in the English language, pneumonoultramicroscopicsilicovolcanoconiosis.
Pneumonoultramicroscopicsilicovolcanoconiosis (45 letters)
Gillespie syndrome is a rare genetic condition presenting as a mydriasis, secondary to an omnipresent partial aniridia.
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. Here's a snippet of the first 4,000 characters!
Supercalifragilisticexpialidocious is used to describe something that is extremely good, super, amazing, or excellent. It is a real world and is listed in most dictionaries. It was made famous in the 1964 Disney movie Mary Poppins which features a song that uses the word supercalifragilisticexpialidocious.
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.
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.
At 34 letters long, “supercalifragilisticexpialidocious” is not even the longest word in the Dictionary. That honor is bestowed upon a 45-letter medical term that we will not even dare try to pronounce (you can take a crack at it, though): “Pneumonoultramicroscopicsilicovolcanoconiosis”.
Pneumonoultramicroscopicsilicovolcanoconiosis. In most English dictionaries, the word pneumonoultramicroscopicsilicovolcanoconiosis is the longest one you are going to find at a whopping 45 letters long. This word refers to a lung disease caused by silica dust.
Pneumonoultramicroscopicsilicovolcanoconiosis is the longest word entered in the most trusted English dictionaries. The definition is "a lung disease caused by inhalation of very fine silicate or quartz dust."
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.
Hence, 200000 in words is two hundred thousand.
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!
200000000 in words = two hundred million
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Kuru marks its epidemiological territory through what observers called the “laughing sickness” or “laughing death,” a distinct set of physical effects that include hysterical laughter, dementia, bodily spasms, and a broad, terrifying smile across the face of its hapless victim.
cancer. dementia, including Alzheimer's disease. advanced lung, heart, kidney and liver disease. stroke and other neurological diseases, including motor neurone disease and multiple sclerosis.
Hutchinson-Gilford Progeria Syndrome (HGPS)