pneumonoultramicroscopicsilicovolcanoconiosis,

an invented long word said to mean a lung disease caused by inhaling very fine ash and sand dust.

Person FC: He is diagnosed with pneumonoultramicroscopicsilicovolcanoconiosis,
Person UK: Did you mean pneumonoultramicroscopicsilicovolcanoconiosis?

by Dylan Achiles June 9, 2022

Pneumonoultramicroscopicsilicovolcanoconiosis

Is commonly considered to be the longest word in the english language, however the longest word is actually the scientific name for titin. Both of these words are very medical/scientific so you are unlikely to find them in a language dictionary - especially not the scientific name for titin because it is One hundred and eighty nine thousand, eight hundred and nineteen (189'819) letters long.
Pneumonoultramicroscopicsilicovolcanoconiosis is a lung disease caused by inhaling too much volcanic ash, or other rock containing similar compounds.

"The miner has been diagnosed with black lung, or pneumonoultramicroscopicsilicovolcanoconiosis"
"Wow, that's a long word"

by Stay Alive if Possible June 21, 2020

Pneumonoultramicroscopicsilicovolcanoconiosis

It's a long word that I can't define or pronounce. I think it's something with lungs.

" hey do you know what Pneumonoultramicroscopicsilicovolcanoconiosis is?"

by kidney beans are gross March 15, 2021

pneumonoultramicroscopicsilicovolcanoconiosis

um, idek tbh

um, this mf has pneumonoultramicroscopicsilicovolcanoconiosis or smth tf

by 3owl January 27, 2025

pneumonoultramicroscopicsilicovolcanoconiosis

Also spelt pneumonoultramicroscopicsilicovolcanokoniosis. What is pneumonoultramicroscopicsilicovolcanoconiosis? noun | A lung disease caused by the inhalation of very fine silicate or quartz dust, causing inflammation in the lungs.

geez smells like pneumonoultramicroscopicsilicovolcanoconiosis

by klaeo January 26, 2022

pneumonoultramicroscopicsilicovolcanoconiosis

Its a lung disease and is the longest word. Google to find out more, I'm dumb.

That dumbass bitch has pneumonoultramicroscopicsilicovolcanoconiosis, that must suck.

by alyssaexe May 10, 2022

pneumonoultramicroscopicsilicovolcanoconiosis

The world's longest word.

Hey Mike guess what I've got? Mike { what diabetes? } No! pneumonoultramicroscopicsilicovolcanoconiosis

by okkkkkkker December 4, 2019