which is the biggest word in dictionary?

Answer 1

PNEUMONO­ULTRA­MICRO­SCOPIC­SILICO­VOLCANO­CONIOSIS (also spelled PNEUMONO­ULTRA­MICRO­SCOPIC­SILICO­VOLCANO­KONIOSIS) =

a lung disease caused by breathing in particles of siliceous volcanic dust.
This is the longest word in any English dictionary. However, 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". The Oxford English Dictionary described the word as factitious. Nevertheless it also appears in the Webster's, Random House, and Chambers dictionaries

Answer 2

The longest word in any English dictionary is: Pneumonoultramicroscopicsilicovolcanoconiosis, 45 letters long referring to a lung disease.

Answer 3

If you want the biggest word , open a German dictionary. I promise you won't be sure which word to choose!