The longest words in English

The longest words in English as of 2024 And their pronunciations You must consider learning

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  • Post last modified:18 January 2024

Last updated on January 18th, 2024 at 11:20 am

Have you wondered which are the longest words in English?

You might have wondered how long it or they might be and how they are pronounced. Because of my passion for the English language, I have decided not only to write a few words about it but to record them myself as well. 

The longest words in English

Well, as of today there are four longest words in the English language. Here in this article I am not only going to introduce you to them, but also bring you the pronunciation of them. I have recorded the pronunciation of them and also expressed the in phonemes. 

Nevertheless, as we proceed with them you may not find pronunciation distinction between British and American accents, which I always try to make a distinction between. You may have to learn, to pronounce them according to RP or Receipt Pronunciation, which is British. 

The longest word in English:


According to the most trusted dictionary in the world, the Oxford Dictionary the longest word in English is Pneumonoultramicroscopicsilicovolcanoconiosis.

The word is actually medical terminology, which means a lung disease caused by volcanic ashes and dust. The word contains 45 letters.

Longest word in English
The longest word in the English language.

The word was invented by an American National Puzzler’s League’s president Mr Everette M. Smith in the 1930s. It is a non-profit organization whose members puzzle with words. 

The second-longest word in English:


The second-longest word in the English language is, Supercalifragilisticexpialidocious which contains 34 letters. Originated in 1940 it means wonderful.

Second longest word in English
The second longest word in the English language

The third longest word in English:


The third longest word is Floccinaucinihilipilification. The action or habit of estimating something as worthless is what it means. It contains 29 letters. This 18th-century word has its origin in Latin. 

Third longest word in English
The third longest word in the English language

The fourth-longest word in English:


Antidisestablishmentarianism is the fourth-longest word in English. It’s a philosophical opposition to disestablishmentarianism which states the separation of the church from the state. 

Fouth longest word in English
The fourth longest word in the English language

Let’s read and listen to these longest words in the English language and share your interest with others.

The YouTube links of my Channel are provided. 

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Romzanul Islam

A proud Bangladeshi, and an unconventional thinking human with reasons who nurtures passions for reading, writing, researching and collecting the best books and watching the best films. Stoicism, liberalism, feminism and aversion to material success are my ideals.