What is the longest word in the English language dictionary?

hummerh3

Here are some long words: antidisestablishmentarianism (28 letters) floccinaucinihilipilification (29 letters) antidisestablishmentarianistic (30 letters) osteosarchaematosplanchnochondroneuromuelous (44 letters) pneumonoultramicroscopicsilicovolcanoconiosis (45 letters) pneumonoultramicroscopicsilicovolcanoconioses (45 letters) osseocarnisanguineoviscericartilaginonervomedullary (51 letters) aequeosalinocalcalinoceraceoaluminosocupreovitriolic (52 letters) Reference: http://www.askoxford.com/ There is also: Methionylglutaminylarginyltyrosylglutamylserylleucylphen- ylalanylalanylglutaminylleucyllysylglutamylarginyllysylgluta- mylglysylalanylphenylalanylvalylprolylphenylalanylyalylthre- onylleucylglcycylaspartylprolylglicylisoleucyglutamylgluta- minlserylleucyllysylisoleucylaspartylthreonylleucylisoleu- cylglutamylalanylglyclyalanylaspartylalanylleucyglutamylle- ucylgluycylisoleucylproluylphenylalanyserylaspartyprolylleu-celalanylaspartylglycylprolylthreonylisolleucyglutaminylaspa- raginylalanythreonylleucylarginylalanylphenylalanylalanylal- anylglycylvalylthreonylprolylalanylglutaminylcysteinylphen- ylalanylglglutamylmethionylleucyalanylleucylisoleucylarginyl- glutaminyllysylhistidylprolyuthreonylisoleucylprolylisoleuc- ylglycylleucylleucylmethionyltyrosylalanylasbaraginylleucyl- valylphenylalanylsparaginyyllysylglycylisoleucylaspartylglut- amylphenylalanylyltyrosylalanylglutaminylcysteinylglutamyll- ysylvalylglycylvalylspartylserylvalylleucylvallalanylaspart- ylvalylprolylvalvlglutaminylglutamylserylalanylprolylpheny- lalalrginylglutaminylalanylalanylleucylarginylhistidylasp- araginylvalylalalprolylisoleucylphenylalanylisoleucylcystei- nylprolyprolylaspartylalanylaspartylaspartyspartyleucylle- ucylarginylglutaminylisoleucylalanylseryltyroslglycylargin- ylglycyltyrosylthreonyltyrosylleucylleucylserylarginlalanyl- glycylvalylthreonylglycylalanylglutamylasparaginylarginyla- nylalanylleucylprolylleucylaspaaginylhistidylleucylvalylalan- yllysylleucyllysylglutamyltyrosylasparagimylalanylalanypro- lylprolylleucylglutaminylglycylphenlalanylglycylisoleyucyls- erylalanylprolylaspartylglutaminylvalyllysylalanylalanylisol- eucylalspartylalanylglycylalanylalanylglycylalanylasoleucylse- rylglycylserylalanylisoleucylbalyllysylisoleucylisoleucylgluta- mylglutaminylhistidylasparaginylisoleucylglutamylpronylglu-0 tamyllysylmethionylluecylalanylalanyoeucyllysylvalylpheny- lalanylvalylglutamilylprolylmethionyllysylalanylalanylthreo- nylarginylserine Feb 14 04, 4:36 PM

Saiqa

ACETYL­SERYL­TYROSYL­SERYL­ISO­LEUCYL­THREONYL­SERYL­PROLYL­SERYL­GLUTAMINYL­PHENYL­ALANYL­VALYL­PHENYL­ALANYL­LEUCYL­SERYL­SERYL­VALYL­TRYPTOPHYL­ALANYL­ASPARTYL­PROLYL­ISOLEUCYL­GLUTAMYL­LEUCYL­LEUCYL­ASPARAGINYL­VALYL­CYSTEINYL­THREONYL­SERYL­SERYL­LEUCYL­GLYCYL­ASPARAGINYL­GLUTAMINYL­PHENYL­ALANYL­GLUTAMINYL­THREONYL­GLUTAMINYL­GLUTAMINYL­ALANYL­ARGINYL­THREONYL­THREONYL­GLUTAMINYL­VALYL­GLUTAMINYL­GLUTAMINYL­PHENYL­ALANYL­SERYL­GLUTAMINYL­VALYL­TRYPTOPHYL­LYSYL­PROLYL­PHENYL­ALANYL­PROLYL­GLUTAMINYL­SERYL­THREONYL­VALYL­ARGINYL­PHENYL­ALANYL­PROLYL­GLYCYL­ASPARTYL­VALYL­TYROSYL­LYSYL­VALYL­TYROSYL­ARGINYL­TYROSYL­ASPARAGINYL­ALANYL­VALYL­LEUCYL­ASPARTYL­PROLYL­LEUCYL­ISOLEUCYL­THREONYL­ALANYL­LEUCYL­LEUCYL­GLYCYL­THREONYL­PHENYL­ALANYL­ASPARTYL­THREONYL­ARGINYL­ASPARAGINYL­ARGINYL­ISOLEUCYL­ISOLEUCYL­GLUTAMYL­VALYL­GLUTAMYL­ASPARAGINYL­GLUTAMINYL­GLUTAMINYL­SERYL­PROLYL­THREONYL­THREONYL­ALANYL­GLUTAMYL­THREONYL­LEUCYL­ASPARTYL­ALANYL­THREONYL­ARGINYL­ARGINYL­VALYL­ASPARTYL­ASPARTYL­ALANYL­THREONYL­VALYL­ALANYL­ISOLEUCYL­ARGINYL­SERYL­ALANYL­ASPARAGINYL­ISOLEUCYL­ASPARAGINYL­LEUCYL­VALYL­ASPARAGINYL­GLUTAMYL­LEUCYL­VALYL­ARGINYL­GLYCYL­THREONYL­GLYCYL­LEUCYL­TYROSYL­ASPARAGINYL­GLUTAMINYL­ASPARAGINYL­THREONYL­PHENYL­ALANYL­GLUTAMYL­SERYL­METHIONYL­SERYL­GLYCYL­LEUCYL­VALYL­TRYPTOPHYL­THREONYL­SERYL­ALANYL­PROLYL­ALANYL­SERINE This word has appeared in the American Chemical Society's Chemical Abstracts and is thus considered by some to be the longest real word. It has 1185 letters in it. http://www.fun-with-words.com/word_longest.html Jan 24 07, 9:25 PM