otorhinolaryngological (22 letters)
the answer in smile get in after s is the word mile
immunoelectrophoretically (25 letters) psychophysicotherapeutics (25 letters) thyroparathyroidectomized (25 letters)
Uncopyrightable and dermatoglyphics (which is the study of fingerprints) are the only two I know of.
According to a book called Wicked Words , this IS the longest word in the Oxford English Dictionary. But the actual longest word in the world is the latin name (i think) of the element Titin , which has more than 18,000 letters in it !
Thirteenth.
The seventh longest word in the dictionary is "undistinguishableness."
The longest Tagalog word in the dictionary is "pambansangmaakiabot," which translates to "national scope."
The longest word in the English dictionary is Pneumonoultramicroscopicsilicovolcanoconiosis. This is a lung disease.
No, it is not. Pneumonoultramicroscopicsilicovolcanoconiosis is.
Pneumonoultramicroscopicsilicovolcanoconiosis
Is, and/or In
philosophy
the longest word in the dictionary
Mississippi
Supercalifragilisticexpialidocious
original APEX =)
Depends on what dictionary. But in Webster's I know it was invented by doctors.