Brobdingnagian
adjective
[ ˌbrɒbdɪŋˈnaɡɪən ]
• huge; gigantic.
• "a beam engine of Brobdingnagian proportions"
Brobdingnagian
noun
• a giant.
Origin:
early 18th century: from Brobdingnag, the name given by Swift (in Gulliver's Travels ) to a land where everything is of huge size, + -ian.