A complex of buildings in New York featuring twin skyscrapers 110 storeys high, designed by Minoru Yamasaki and completed in 1972. The towers were completely destroyed on 11 September 2001 when two airliners hijacked by Islamic fundamentalist terrorists were flown into them.
Definition of World Trade Center in US English:
World Trade Center
proper noun
A complex of buildings in New York featuring twin skyscrapers 110 stories high, designed by Minoru Yamasaki and completed in 1972. The twin towers were destroyed in a terrorist attack on September 11, 2001, with the loss of about 2,700 lives.