As of 2015, the longest English word that is published in the Oxford Dictionaries is "pneumonoultramicroscopicsilicovolcanoconiosis" which is a term referring to a type of lung disease caused by silica dust. This word is... More »

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The longest word in the English language is pneumonoultramicroscopicsilicovolcanokoniosis, with 45 letters. It is an obscure term for a lung disease. The next longest word is the medical term hepaticocholangiocholecysten... More »

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There is no definitive number of words in the English language although Webster's Third New International Unabridged Dictionary contains approximately 470,000 entries. The difficulty in quantifying the number of words in... More »

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The longest word in the world contains 189,819 letters, and it takes approximately three hours to pronounce it. "Pneumonoultramicroscopicsilicovolcanoconiosis" has 45 letters. It is the undisputed longest word as of 2015... More »

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The longest word in the English language is pneumonoultramicroscopicsilicovolcanokoniosis, with 45 letters. It is an obscure term for a lung disease. The next longest word is the medical term hepaticocholangiocholecysten... More »

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Synonyms for the common English word be include abide, endure, persist, prevail, remain, subsist and go on. For the popular English word and, the synonyms are along with, also, including and moreover. More »

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The longest word in Webster's Dictionary is "pneumonoultramicroscopicsilicovolcanoconiosis," as of 2015. The word contains 45 letters and refers to a disease that develops in the lungs from inhaling very fine irritants. ... More »