Definition of 9-11 in English :
Define 9-11 in English
9-11 meaning in English
Meaning of 9-11 in English
Pronunciation of 9-11 in English
9-11 pronunciation in English
Pronounce 9-11 in Englishsee synonyms of 9-11
the day in 2001 when Arab suicide bombers hijacked United States airliners and used them as bombs
WordNet Lexical Database for English. Princeton University. 2010.
The American Heritage ® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.