Pneumonoultramicroscopicsilicovolcanoconiosis is the longest word in the English language published in a popular dictionary, Oxford Dictionaries, which defines it as "an artificial long word said to mean a …

The Oxford English Dictionary's longest word, at 43 letters, is pneumonoultramicroscopicsilicovolcanoconiosis, which refers to a lung disease caused by inhalation …

The meaning of PNEUMONOULTRAMICROSCOPICSILICOVOLCANOCONIOSIS is a pneumoconiosis caused by inhalation of very fine silicate or quartz dust.

3 days ago · Pneumonoultramicroscopicsilicovolcanoconiosis refers to a lung disease caused by the inhalation of extremely fine silica dust, especially from volcanic ash.

The longest word in English, according to the Oxford English Dictionary, is pneumonoultramicroscopicsilicovolcanoconiosis - a chronic lung disease caused by the inhalation of …

Pneumonoultramicroscopicsilicovolcanoconiosis is a mouthful to say, but it's actually a rare lung disease caused by inhaling fine silica dust particles found in volcanic ash, sand, or quartz. These tiny …

Pneumono­ultra­micro­scopic­silico­volcano­coniosis is a 45-letter word coined in 1935 by Everett M. Smith, the then-president of the National Puzzlers' League....

There is one meaning in OED's entry for the noun pneumonoultramicroscopicsilicovolcanoconiosis. See ‘Meaning & use’ for definition, usage, and quotation evidence.

Dec 14, 2025 · Noun pneumonoultramicroscopicsilicovolcanoconiosis (uncountable) (nonce word) A disease of the lungs, allegedly caused by inhaling microscopic silicate particles originating from the …

Mar 11, 2025 · Pneumonoultramicroscopicsilicovolcanoconiosis is a lung disease caused by inhaling fine silica dust, often affecting miners and quarry workers. It has no cure, but safety measures can …