The longest word ever to appear in literature

In his comedy 'Assemblywomen' (c. 392 BC / alt: Ecclesiazousae) Aristophanes coined the 183-letter word

(wait for it...)

λοπαδο­τεμαχο­σελαχο­γαλεο­κρανιο­λειψανο­δριμ­υπο­τριμματο­σιλφιο­καραβο­μελιτο­κατακεχυ­μενο­κιχλ­επι­κοσσυφο­φαττο­περιστερ­αλεκτρυον­οπτο­κεφαλλιο­κιγκλο­πελειο­λαγῳο­σιραιο­βαφη­τραγανο­πτερύγων

A fictional food dish consisting of a combination of fish, poultry and other meat (e.g. rabbit). It is cited as the longest ancient Greek word ever written and it is the longest word ever to appear in literature.