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The longest word in any of the major English language dictionaries is pneumonoultramicroscopicsilicovolcanoconiosis (45 letters), a word that refers to a lung disease contracted from the inhalation of very fine silica particles, specifically from a volcano; medically, it is the same as silicosis.
- Kim Bussing
- Antidisestablishmentarianism. Part of Speech: noun. Definition: opposition to the disestablishment of the Church of England. Origins: While the word originated in 19th century Britain, it is now used to refer to any opposition to a government withdrawing support from a religious organization.
- Floccinaucinihilipilification. Part of Speech: noun. Definition: the act of defining or estimating something as worthless. Origins: This word stems from the combination of four Latin words, all of which signify that something has little value: flocci, nauci, nihili, pilifi.
- Pneumonoultramicroscopicsilicovolcanoconiosis. Part of Speech: noun. Definition: an invented word said to mean a lung disease caused by inhaling a fine dust.
- Pseudopseudohypoparathyroidism. Part of Speech: noun. Definition: an inherited disorder similar to pseudohypoparathyroidism. Origins: This genetic disorder causes “short stature, round face and short hand bones,” according to the National Institutes of Health.
Weighing in at a hefty 19 syllables and 45 letters, pneumonoultramicroscopicsilicovolcanoconiosis is often referred to as the longest word in the English language, on the basis that it is the longest word found in the largest dictionary (the 20-volume Second Edition of the Oxford English Dictionary). It is often referred to as an 'invented word ...
The longest word entered in most standard English dictionaries is Pneumonoultramicroscopicsilicovolcanoconiosis with 45 letters. Our definition is "a lung disease caused by inhalation of very fine silicate or quartz dust." The entry for this word can be found in our Medical Dictionary.
- Serenity Carr
Sep 2, 2018 · This 11-letter word, abstentious, is considered the longest word that features the vowels in alphabetic order exactly (A-E-I-O-U). Sorry, Y. Related to the word abstain, abstentious can characterize someone who doesn’t indulge in excesses.
Sep 18, 2023 · Discover the longest words in the English language with their meanings and origins. Use Preply to boost your English proficiency by getting personalized lessons from tutors.
Aug 19, 2023 · At 45 letters, Pneumonoultramicroscopicsilicovolcanoconiosis is the longest word in standard English dictionaries. (Image: Getty Images) From obscure phrases to tongue twisters, the English...
