i used to believe that the word supercalifragilisticexpialidocious is the longest word in the dictionary but as i've been surfing on dictionary.com it says that the word below is the longest one. so there!!!
- [noo-muh-noh-uhl-truh-mahy-kruh-skop-ik-sil-i-koh-vol-key-noh-koh-nee-oh-sis, nyoo]
an obscure term ostensibly referring to a lung disease caused by silica dust, sometimes cited as one of the longest words in the English language.