Sesquipedal
Pronunciation : Ses*quip"e*dal, Ses`qui*pe*da"li*an
Part of Speech : a.
Etymology : [Sesqui- + pedal: cf. F. sesquip?dal, L. sesquipedalis.]
Definition : Defn: Measuring or containing a foot and a half; as, a sesquipedalian pygmy; -- sometimes humorously applied to long words.
Source : Webster's Unabridged Dictionary, 1913
Merriam-Webster's Everyday Language Reference Set: Includes: The Merriam-Webster Dictionary, The Merriam-Webster Thesaurus, and The Merriam-Webster Vocabulary Builder