Longest Words In The World

Methionylthreonylthreonylglutaminylalanyl…isoleucine - A technical name for titin’s chemical composition. This word is long because titin is formed by 244 individual protein domains connected into one sequence.

Aequeosalinocalcalinoceraceoaluminosocupreovitriolic This tongue-twister of a word has 52 letters, making it one of the longest words in the English language and used to describe a particular type of acid found in certain rocks.

Pneumonoultramicroscopicsilicovolcanoconiosis This is the scientific name for a lung disease known as silicosis or miners’ asthma. It was coined in 1959 by Everett Chapman, an American physician and pathologist attempting to find a suitable name for the condition.

Hippopotomonstrosesquippedaliophobia This 36-letter monstrosity is known as Hippopotomonstrosesquippedaliophobia and is defined as “the fear of long words.” The root of this word can be broken down into four parts: ‘hippopotamus,’ ‘a monster,’ ‘equipment,’ and ‘fear.

Supercalifragilisticexpialidocious This is arguably one of the most famous words in the world, made popular by the 1964 musical Mary Poppins. It’s a word that means “something to say when you have nothing to say.”

Hippopotomonstrosesquipedalian Hippopotomonstrosesquipedalian is an impressive word, standing at a whopping 30 letters long. It comes from the Greek “hippos,” meaning horse, “potamos” meaning river, “monstros” meaning monster; and “eskhein” meaning to equip or furnish.

Pseudopseudohypoparathyroidism Measuring a whopping 30 letters in length. This medical term is used to describe a rare inherited condition that affects calcium levels in the body.

Floccinaucinihilipilification This word first appeared in the late 18th century and is derived from Latin. It means ‘the estimation of something as worthless’ or ‘treating something as insignificant.’

Antidisestablishmentarianism - It means opposition to the withdrawal of government support or recognition of an established church or religion.

Spectrophotofluorometrically - It an instrument that measures the amount of light dispersed from a colour band while tracing tiny components of blood or body issues.