What is the longest word?
Antitransubstantiationalist - [27] - one who doubts the validity of transubstantiation.
Antidisestablishmentarianism - [28] - opposition of those that oppose the link between the State and the Church.
Floccinaucinihilipilification - [29] - the estimation of a thing as worthless.
Pneumonoultramicroscopicsilicovolcanoconiosis - [45] - disease caused by the inhalation of fine particles.
Acetylseryltyrosylserylisoleucylthreonylserylprolylserylglutamininylphenylalanylvalylphenylalanylleucylserylserylvalyltryptophylalanylaspartylprolylisoleucylglutamylleucylleucylasparaginylvalylcysteinylthreonylserylserylleucylglycylasparaginylglutaminylphenylalanylglutaminylthreonylglutaminylglutaminylalanylarginylthreonylthreonylglutaminylvalylglutaminylglutaminylphenylalanylserylglutaminylvalyltryptophyllysylprolylphenylalanylprolylglutaminylserylthreonylvalylarginylphenylalanylprolylglycylaspartylvalyltyrosyllysylvalyltyrosylarginyltyrosylasparaginylalanylvalylleucylaspartylprolylleucylisoleucylthreonylalanylleucylleucylglycylthreonylphenylalanylaspartylthreonylarginylasparaginylarginylisoleucylisoleucylglutamylvalylglutamylasparaginylglutaminylglutaminylserylprolylthreonylthreonylalanyglutamylthreonylleucylaspartylalanylthreonylarginylarginylvalvylaspartylaspartylalanylthreonylvalylalanlisoleucylarginylserylalanylasparaginylisoleucylasparaginylleucylvalylasparaginylglutamylleucylvalylarginylglycylthreonylglycylleucyltyrosylasparaginylglutaminylasparaginylthreonylphenylalanylglutamylserylmethionylserylglycylleucylvalyltryptophylthreonylserylalanylprolylalanylserine - [1185] - the name of the Dahlemense Strain of the Tobacco Mosaic Virus.