pneumonoultramicroscopicsilicovolcanoeconiosis 

1. A condition induced by the inhalation of excessive dust particles, in which the lungs of a human being fill up with tiny particles, having severe detrimental effects on the body.
2. The best freakin word on the planet

The doctor sighed, and said reluctantly, "I'm sorry to say, but it seems that you have been afflicted with the disease of pneumonoultramicroscopicsilicovolcanoeconiosis."

pneumonoultramicroscopicsilicovolcanoeconiosis by Doctor Fool May 30, 2003

pneumonoultramicroscopicsilicovolcanoeconiosis 

This is the longets word in the ENTIRE English Language. Its 45 letters long and 19 syllables... Count it out

He's right... it is the best freakin'word on the planet.

pneumonoultramicroscopicsilicovolcanoeconiosis by David May 13, 2005

supercalifragilisticexpialidocious floccinaucinihilipilification antidisestablishmentarianism hippopotomonstrosesquippedaliophobia pneumonoultramicroscopicsilicovolcanoeconiosis llanfairpwllgwyngllgogerychwyrndrobwllllantysiliogogogoch 

Your favourite word combo.

Supercalifragilisticexpialidocious floccinaucinihilipilification antidisestablishmentarianism hippopotomonstrosesquippedaliophobia pneumonoultramicroscopicsilicovolcanoeconiosis Llanfairpwllgwyngllgogerychwyrndrobwllllantysiliogogogoch is my first word combo!

supercalifragilisticexpialidocious floccinaucinihilipilification antidisestablishmentarianism hippopotomonstrosesquippedaliophobia pneumonoultramicroscopicsilicovolcanoeconiosis llanfairpwllgwyngllgogerychwyrndrobwllllantysiliogogogoch by anonymous December 6, 2021

pneumonoultramicroscopicsilicovolcanoconiosis 

An inflammation of the lungs caused by microscopic grains of certain types of rock.

*NOTE* This word was actually coined in a deliberate attempt to be the longest word in the english language, although you would be hard-pressed to find it in the language dictionary as it is a medical/scientific term.

"Dude, now that I've learned how to spell antidisestablishmentarianism, what am I going to do to make people think I'm smart?"

"Quiet man, I'm trying to name this condition we discovered today. Its an inflammation of the lungs caused by microscopic grains of certain types of rock."

"Hey, I smell opportunity! How long could we make this word?"

"Pretty long...I suppose we could stretch it to pneumonoultramicroscopicsilicovolcanoconiosis"

pneumonoultramicroscopicsilicovolcanoconiosis by Fludence March 9, 2009

pneumonoultramicroscopicsilicovolcanoconiosis 

The wifi password

A: What's the wifi password?
B: It's on the back of the router.
The router: pneumonoultramicroscopicsilicovolcanoconiosis

pneumonoultramicroscopicsilicovolcanoconiosis by HeavenlyCheeseGod March 19, 2021

pneumonoultramicroscopicsilicovolcanoconiosis'd've'ly'yaint'nt'ed'ies's'y'es'nt'ed'ies's'y'es'nt't're'ing'able'ric'ive'al'nt'ne'm'll'ble'al 

the longest possible grammatically correct EVER.

man i really pneumonoultramicroscopicsilicovolcanoconiosis'd've'ly'yaint'nt'ed'ies's'y'es'nt'ed'ies's'y'es'nt't're'ing'able'ric'ive'al'nt'ne'm'll'ble'al ing hate this guy

pneumonoultramicroscopicsilicovolcanoconiosis'd've'ly'yaint'nt'ed'ies's'y'es'nt'ed'ies's'y'es'nt't're'ing'able'ric'ive'al'nt'ne'm'll'ble'al by easportstothegame June 16, 2020

pneumonoultramicroscopicsilicovolcanoconiosis 

1. A disease gotten from inhalation of diminative particles of silica or quartz.
Pneumono - Lung
Ultra Microscopic - Very small/fine
silico volcano - igneous, silica
coniosis - disease
; Black Lung

In the mid 1880's, miners would get pneumonoultramicroscopicsilicovolcanoconiosis.

pneumonoultramicroscopicsilicovolcanoconiosis by Kyle Zager January 6, 2005