Which is the Longest word u know?

LOL the longest German word I know is: Trambahnschienenritzenreinigungstariffvertragsverhandlungsrunde! I love German compound nouns.... ;-)

triskadekaphobia-the fear of the number 13 (16 letters) and the longest word in the english language:methionylglutaminylarginyltyrosylglutamylserylleucylphenylalanylalanylglutaminylleucyllysylglutamylarginyllysylglutamylglysylalanylphenylalanylvalylprolylphenylalanylyalylthreonylleucylglcycylaspartyprolylglicylisolercyglutamylglutaminlserylleucyllysylisoleucylaspartylthreonylleucylisoleucylglutamylalanylglyclyalanylaspartlalanylleucyglutamylleucyglucylskjiengljcluclulylcyldkeinalkjdienasjdfiojmvjrosdfospphhkdiendejbmcjdjsjjwjehjfuejfurjfjdkghdkgjdkgirmvjhuvununfniflsdjfowqpsdfjsdfkvjkdmvsjvljkvnljgneurndjklvklfjglksdfjgklsdjfjklsdkldsfgksdfgkldsgklsdfghlsdjkfghjklsdghlsdjkghlsdjkfghlsdjkhgeuihgdjkfghlekrhgkdjgnldksurhglkdghlsdkhgleruighkldjghlsdghieurgndfjkvgnlsdighdjfghlsdjkghldinglknsdkughdilguvnjvnlsdkgnlskdgjhlskjhalaljhglskjhlakghlakhgjklahklajhgklajhglakhajklhlahaglhglsdurignleruhgeighlskjglahlkghlughkdjngleukhgdkjngejkveodgodgodgopgogfdodfodfodjfuejvneknvjskvnenbndjvndjkslijljhashahfouiawhfjklsdhfuefjhlfahulkdfhuielfsbjvleufhjsdfhwuelajksdlcvnasliuerhlawdjcfnlkzsjflaserubeserine. this word has 4982 letters im not kidding

The longest English word i have heard of is "Supercalifragilisticexpialidocious" My cousin had told me about this word many years back when he has encountered it. At first when he said it i was like what the hell how do u pronounce it Lolzzzz.. But now however its so simple to pronounce and when i tell my pals about it they are like wooooo Hehehe.. Definitions: supercalifragilisticexpialidocious adjective 1. fantastic, Fantastic, very wonderful Translations: German: superkalifragilistikexpialigetisch Italian: supercalifragilistichespiralidoso(it) Spanish: supercalifragilisticoespialidoso(es)