â¢ EX (noun) The noun EX has 3 senses: 1. a man who was formerly a certain woman's husband. 2. a woman who was formerly a particular man's wife. 3. the 24th letter of the Roman alphabet. Familiarity information: EX used as a noun is uncommon.
Superior Dome, Michigan. For just shy of a decade, the Tacoma Dome in Washington State held the title as the world's largest wooden dome. But the Superior Dome in Marquette, Michigan, wrestled away the moniker in 1991 by opening up at 536 feet in diameter, just six feet more than the Tacoma structure.
The Pentagon was the world's largest office building for a while. The Vehicle Assembly Building, where NASA puts together its rockets, is pretty amazing. It was built in 1966 and was only supposed to last 10 years. It's still in use. Burj Khalifa is currently the tallest man-made structure in the world. You might find this list interesting: List of largest buildings in the world.