What is the biggest word in the whole world?

Answer 1

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Answer 2

The longest word in the English language is pneumonoultramicroscopicsilicovolcanoconiosis, which refers to a lung disease. However, determining the "biggest" word in the world would depend on various factors such as language and context.

Answer 3

antidisestablishmentarianism

Or, if you like Mary Poppins,supercalifragilisticexpialidocious, but that's only a make believe word.