=] Pneumonoultramicroscopicsilicovolcanoconiosis – the Latin or Medical term for the lung condition a.k.a. Pneumonoultramicroscopicsilicovolcanoconiosis meaning. How to say pneumonoultramicroscopicsilicovolcanoconiosis in English? Questions about example sentences with, and the definition and usage of "Pneumonoultramicroscopicsilicovolcanoconiosis" Meanings of words and phrases Pneumonoultramicroscopicsilicovolcanoconiosis translation in English-Tagalog dictionary. I put a 2006 draft OED definition in the same footnote; that could be moved to the lead of the article, to replace the 1999 definition, if people think that would be a better approach. a disease caused by the prolonged inhalation of fine siliceous dust. Also spelled pneumonoultramicroscopicsilicovolcanokoniosis. Little interesting fact, Pneumonoultramicroscopicsilicovolcanoconiosis is the longest word ever to appear in an English dictionary. Showing page 1. Learn more. Here are 5 fantastic examples of sentences and phrases with the word "supercalifragilisticexpialidocious". at the end, but shouldn't insert a period mid-sentence. Pneumonoultramicroscopicsilicovolcanoconiosis - disease of the lungs acquired by the inhalation of silica dust from volcanos Pneumonoultramicroscopicsilicovolcanoconiosis definition, an obscure term … Medical definition of pneumonoultramicroscopicsilicovolcanoconiosis: a pneumoconiosis caused by inhalation of very fine silicate or quartz dust. pneumonoultramicroscopicsilicovolcanoconiosis meaning: 1. a name that has been invented for a lung disease caused by breathing in very small pieces of ash….