Answer:
Pneumonoultramicroscopicsilocovolcanoconiosis has 45 letters.
Currently the longest word is pneumonoultramicroscopicsilocovolcanoconiosis.
Pneumonoultramicroscopicsilocovolcanoconiosis means a respiratory illness caused by inhaling fine silica dust from volcanoes.
Example:
•After consulting to my brother who is a doctor I found out that I have pneumonoultramicroscopicsilocovolcanoconiosis.
•He is really smart because he can spell pneumonoultramicroscopicsilocovolcanoconiosis.
•I love adding new words to my vocabulary, earlier I encountered the word pneumonoultramicroscopicsilocovolcanoconiosis.
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