9/11
Học thuậtThân thiện
Definition
Proper noun A specific date, September 11, 2001, referring to the coordinated terrorist attacks on the United States involving the hijacking of commercial airliners, which were then crashed into significant targets.
Usage
The term is used as a singular proper noun to refer specifically to the events of that day. It is often used attributively to describe things related to the attacks. * The world changed after 9/11. * The 9/11 attacks were a profound national tragedy. * A 9/11 memorial stands at the site.
Advanced Usage
- "Post-9/11": Used as an adjective to describe the period, policies, or cultural atmosphere following the attacks.
- Post-9/11 security measures are much stricter at airports.
- "9/11 Commission": Refers to the official bipartisan group (the National Commission on Terrorist Attacks Upon the United States) established to investigate the attacks.
- The 9/11 Commission Report detailed the failures that led to the attacks.
Variants and Related Words
- September 11 attacks: A more formal, descriptive synonym.
- 9/11 attacks: A common variant combining the date reference with the noun.
- World Trade Center attacks: A term focusing on one of the primary targets.
- Patriot Day: The official name of the U.S. national day of remembrance observed on September 11.
Synonyms
- September 11 attacks
- September 11th
Related Phrases and Concepts
- Ground Zero: The site of the World Trade Center towers' destruction in New York City.
- War on Terror: The international military campaign launched by the U.S. and its allies in response to 9/11.
- Al-Qaeda: The terrorist organization responsible for planning and executing the attacks.
Noun
- the day in 2001 when Arab suicide bombers hijacked United States airliners and used them as bombs