Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun A polygon with five sides and five angles.
- noun A five-sided building near Washington DC, containing the US Department of Defense and the offices of the US Armed Forces. Used with the.
from The Century Dictionary.
- noun In geometry, a figure of five sides and five angles: if all the sides and all the angles are equal it is a regular pentagon.
- noun In fortification, a fort with five bastions.
from the GNU version of the Collaborative International Dictionary of English.
- noun (Geom.) A plane figure having five angles, and, consequently, five sides; any figure having five angles.
- noun a pentagon in which the angles are all equal, and the sides all equal.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun geometry A
polygon with five sides and five angles.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun the United States military establishment
- noun a five-sided polygon
- noun a government building with five sides that serves as the headquarters of the United States Department of Defense
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
from Wiktionary, Creative Commons Attribution/Share-Alike License
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Examples
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In particular, the fact that the pentagon is exempt from inclusion on U.S. emissions makes our participation in this conference a joke.
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He has majors, colonels and generals sending dispatches say that pulling out now would be a disaster while the pentagon is planning for a pull out for the 2006 elections.
Think Progress » As White House Smears Iraq Critics, Pentagon Readies Plan for Withdrawal 2005
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Notice the resulting shape appears to be a regular pentagon, that is, a pentagon with all angles congruent and all sides the same length.
Recently Uploaded Slideshows sahmozac 2010
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The next president won’t take office until next year, but the pentagon is already getting ready for the new administration.
CNN=Politics Daily 2008
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April 26th, 2010 at 12: 53 pm tombaker says: if the pentagon is that concerned about oil supplies, is it really very likely they’ll irradiate vast reserves of it?
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Joe, would you call the pentagon’s refusal to allow the taping of flag-draped coffins, “properly informing the public?”
Think Progress » Gore To Bush On Iraq: It’s Not About You 2006
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February 13th, 2010 at 10: 19 am dbadass says: in addition to believing nasa, nas and the pentagon are all in on the scam
Think Progress » Global warming is a ‘nightmare’ for coffee. 2010
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At the center of the pentagon was the public, which is important in creating a publicly-centered health system.
Dr. Sarita Verma at the Health Law Conference : Law is Cool 2009
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Intersting Tact, he is not saying I think this, he is saying that many of his friends in the pentagon are also saying this. we have a mild soldier revolt in the ranks it looks like.
Think Progress » VIDEO: 8th General Calls For Rumsfeld’s Resignation 2006
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TODD: We called the pentagon about these newly released documents.
kewpid commented on the word pentagon
The U.S. Department of Defense.
January 10, 2008
chained_bear commented on the word pentagon
Also a surprisingly good (and old) cover band from central PA. I remember them saying on stage once, "Man, other bands get named after cattle diseases, and all we got was a building."
August 2, 2008