Webster’s Revised Unabridged Dictionary · 1913
Brobdingnagian
Brob′ding·nag′i·an (brŏb′dĭng·năg′ĭ·an), a. [From Brobdingnag, a country of giants in "Gulliver's Travels."] Colossal; of extraordinary height; gigantic. — n. A giant. [Spelt often Brobdignagian.]