Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun September 11, 2001, the date on which two hijacked airliners were flown into the World Trade Center in New York City and another into the Pentagon. A fourth hijacked airliner crashed in open land in Pennsylvania.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- proper noun The date of the
attack on theTwin Towers and thePentagon in the USA, September 11th, 2001. - proper noun The attack itself.
- noun An event comparable to 9/11.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun the day in 2001 when Arab suicide bombers hijacked United States airliners and used them as bombs
- noun the day in 2001 when Arab suicide bombers hijacked United States airliners and used them as bombs
Etymologies
from Wiktionary, Creative Commons Attribution/Share-Alike License
From the date September 11 written in numbers according the format used in the United States, which puts the month before the day.
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