can you tell me the largest word of english language?

Answer 1

ACETYL­SERYL­TYROSYL­SERYL­ISO­LEUCYL ­THREONYL­SERYL­PROLYL­SERYL ­GLUTAMINYL­PHENYL­ALANYL­VALYL ­PHENYL ­ALANYL­LEUCYL­SERYL­SERYL ­VALYL­TRYPTOPHYL­ALANYL­ASPARTYL ­PROLYL­ISOLEUCYL­GLUTAMYL­LEUCYL ­LEUCYL­ASPARAGINYL­VALYL­CYSTEINYL ­THREONYL­SERYL­SERYL­LEUCYL­GLYCYL ­ASPARAGINYL­GLUTAMINYL­PHENYL ­ALANYL ­GLUTAMINYL­THREONYL ­GLUTAMINYL­GLUTAMINYL­ALANYL­ARGINYL ­THREONYL­THREONYL­GLUTAMINYL­VALYL ­GLUTAMINYL­GLUTAMINYL­PHENYL­ALANYL ­SERYL­GLUTAMINYL­VALYL­TRYPTOPHYL ­LYSYL­PROLYL­PHENYL­ALANYL­PROLYL ­GLUTAMINYL­SERYL­THREONYL­VALYL ­ARGINYL­PHENYL­ALANYL­PROLYL­GLYCYL ­ASPARTYL­VALYL­TYROSYL­LYSYL­VALYL ­TYROSYL­ARGINYL­TYROSYL­ASPARAGINYL ­ALANYL­VALYL­LEUCYL­ASPARTYL­PROLYL ­LEUCYL­ISOLEUCYL­THREONYL­ALANYL ­LEUCYL­LEUCYL­GLYCYL­THREONYL ­PHENYL ­ALANYL­ASPARTYL­THREONYL ­ARGINYL­ASPARAGINYL­ARGINYL ­ISOLEUCYL­ISOLEUCYL­GLUTAMYL­VALYL ­GLUTAMYL­ASPARAGINYL­GLUTAMINYL ­GLUTAMINYL­SERYL­PROLYL­THREONYL ­THREONYL­ALANYL­GLUTAMYL­THREONYL ­LEUCYL­ASPARTYL­ALANYL­THREONYL ­ARGINYL­ARGINYL­VALYL­ASPARTYL ­ASPARTYL­ALANYL­THREONYL­VALYL ­ALANYL­ISOLEUCYL­ARGINYL­SERYL­ALANYL ­ASPARAGINYL­ISOLEUCYL­ASPARAGINYL ­LEUCYL­VALYL­ASPARAGINYL­GLUTAMYL ­LEUCYL­VALYL­ARGINYL­GLYCYL­THREONYL ­GLYCYL­LEUCYL­TYROSYL­ASPARAGINYL ­GLUTAMINYL­ASPARAGINYL­THREONYL ­PHENYL­ALANYL­GLUTAMYL­SERYL ­METHIONYL­SERYL­GLYCYL­LEUCYL­VALYL ­TRYPTOPHYL­THREONYL­SERYL­ALANYL ­PROLYL­ALANYL­SERINE

1,185 letters; the chemical name for the tobacco mosiac virus

A DNA molecule could have a name of over 1,000,000,000 letters if it was written out in full.

in the modern english dictionary (without chemical terms) would be:
PNEUMONO­ULTRA­MICRO­SCOPIC­SILICO ­VOLCANO­CONIOSIS
: 45 letters

it was coined by Everett Smith, the President of The National Puzzlers' League, in 1935 purely for the purpose of inventing a new "longest word"

Answer 2

Floccinauccihilipilification is generally accepted by the OED as the longest word in th English languaue, although as other respondents have shown there are numerous chemical compounds that have longer descriptve titles.

Answer 3

pseudopseudohypoparathyroidism (30 letters)

Answer 4

supercalifragilisticexpialidocious - 34letters

Answer 5

camaraderie's