世界最长的英语单词是什么？

各个领域造就的最长单词不一而论，大部分情况下公认最长的单词是： 共1913个字母的“色氨酸合成酶A蛋白质”（一种含有267种氨基酸酶）的全称： MethionylglutaminylarginyltyrosylglutamylserylleucylphenylalanylalanylglutaminylleucyllysylglutamylarginyllysylglutamylglycylalanylphenylalanylvalylprolyphenylalanYlvalythreonylleucylglycylaspartylprolylglycylisoleucylglutamylglutaminylsErylleucyllysylisoleucylaspartylthreonylleucylIsoleucylglutamylalanylglycylalanylasparthlalanylleucylglutamylleucylglycylisoleucylprolylphenylalanylseRylaspartylprolylleucylalanylaspartylglycylpRolylthreOnylisoleucylglutaminylasPfraginylalanylthreonylleucylarfinylalanylphenylalanylalanylalanylglycylvalythreonylprolylalanylglutaminylcysteinylphenylalanylglutamylmethionylleucylalanylleuOylisoleucylarginylglutaminyllysyhistidylprolylthreonylisoleucylprolylisoleucylglycylleucylmethionyltyrosylalanylasparaginylleucylvalylphenylalanylasparaginyllysyglycylisoleucylaspartylglutamylphenylalanylthrosylalanylglutaminylcysteinylglutamyllysylvalylglycylvalylaspartylserylvalylleucylvalylalnylaspartylvalylprolylvalylglUtaminylglutamylserylalanylprolylphenylalanylarginylglutaminylalanylalanylleucylarginylhistidylasparaginyvalylalanylprolylisoleucylprolylisoleucylphenylalanylisoleucylphenylalanylisoleucylcysteinylprolylprolylaspartylalanylaspartylaspartylaspartylleucylleucylarginylglutaminylisoleucylalanylseryltyrosylglycylarginylglycyltyrosylthreonyltyrOsylleucylleucylserylarginylalanylglycylvalylthreonylglycylalanylglutamYlasparainylarginylalanylalanylleucylprolylleucylasparaginylhistidylleucylValylalanyllysylleucyllysylglutamyltyrosylasparaginylalanylalanylprolylprolylleucylglutaminylglgycylphenylalanylglycylisoleucylserylalanylprolylaspartylglutaminylvalyllysylalanylalanylisoleucylaspartylalanylglycylalanylalanylglycylalanylisoleucylserylglycylserylalanylisoleucylvalyllysylisoIeucylisoleucylglutamylglutaminylHistidylasparaginyliSoleucylglutamylprolylglutamyllysylmethionylleucylalanylalanylleucyllysylvalylphenylalanylcalylglutaminylprolylmethionlysylalanylalanylthreonylarginylserine 排除这个bt领域的单词后，其次是： pneumonoultramicroscopicsilicovolcanoconiosis [[5nju:mEnEu 7QltrE-7maikrEs5 kCpik5silikEvCl5keinEu kEuni5Eusis] [医]硅酸盐沉着病,矽肺病 pneumono- (of lung) ultra- (beyond) micro (very small) scopic- (of viewing or observing) silico- (of silicon) volcano coni- ( koni, of dust) osis-(forming the name of a disease) 再其次的是一些稀奇古怪的地名，据说最长的是： 在美国马萨诸塞州伍斯特县南部与康涅狄格州的接界处，有一个长不过4.8公里的小湖，它在地理上并无值得称道的特色，但是湖名却长得出奇，用英文表示共有44个字母： Chargoggagoggmanhaugagoggchaubunagungamaugg 音译成中文则有19个字： 查尔戈格加戈格曼乔加戈格乔布纳根加莫格 按印第安语本意是：“你在你那边捕鱼，我在我这边捕鱼，谁也不能在中间捕鱼。” 为简便起见，因该湖临近韦伯斯特城，在地图上一般就以韦伯斯特湖为名。 在通用英文单词中最长的是： electroencephalography [I`lektrEJen9sefE`lC^rEfI] [医]脑电图学, 脑电描记法
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世界上最长的单词是什么？

一楼说的很有意思哦~~我喜欢~

可是据报道，这才是整个世界的字典里最长的单词~

PNEUMONO­ULTRA­MICRO­SCOPIC­SILICO­VOLCANO­CONIOSIS
它有45个字母组成~意思是“一种肺炎，由于呼吸而造成的“

就酱紫了~嘿嘿

不对啊，我记得以前的少年智力开发报上登过的，是一种肺炎的名称，和非典差不多，共有46个字母组成。具体是什么，我再帮你查查。表着急。
就是楼下说的那个，没错！

smiles

Because there is one mile between two "s".