Definitions for Pentagon
ˈpɛn təˌgɒnpen·ta·gon

Princeton's WordNetRate this definition:1.3 / 3 votes

1. Pentagonnoun

   a government building with five sides that serves as the headquarters of the United States Department of Defense

2. Pentagonnoun

   the United States military establishment

3. pentagonnoun

   a five-sided polygon

WiktionaryRate this definition:3.0 / 3 votes

1. pentagonnoun

   A polygon with five sides and five angles.

2. Pentagonnoun

   the headquarters of the United States of America's Department of Defense.

3. Etymology: From French pentagone or late Latin pentagonum, from πεντάγωνον, noun use of the neuter of the adjective πεντάγωνος, from πέντε + -γωνος.

Samuel Johnson's DictionaryRate this definition:0.0 / 0 votes

1. PENTAGONnoun

   A figure with five angles.

   Etymology: pentagon, Fr. πέντε and γωνία.

   I know of that famous piece at Capralora, cast by Baroccio into the form of a pentagon with a circle inscribed. Henry Wotton.

WikipediaRate this definition:0.0 / 0 votes

1. Pentagon

   In geometry, a pentagon (from the Greek πέντε pente meaning five and γωνία gonia meaning angle) is any five-sided polygon or 5-gon. The sum of the internal angles in a simple pentagon is 540°. A pentagon may be simple or self-intersecting. A self-intersecting regular pentagon (or star pentagon) is called a pentagram.

ChatGPTRate this definition:0.0 / 0 votes

1. pentagon

   A pentagon is a five-sided polygon with five corners and five edges. It is considered a regular pentagon if all its sides are equal in length and all its interior angles are of the same degree. The sum of the interior angles of a pentagon is 540 degrees.

Webster DictionaryRate this definition:2.4 / 5 votes

1. Pentagonnoun

   a plane figure having five angles, and, consequently, five sides; any figure having five angles

2. Etymology: [Gr. penta`gwnon; penta- (see Penta-) + gwni`a angle: cf. L. pentagonium, F. pentagone.]

WikidataRate this definition:5.0 / 1 vote

1. Pentagon

   In geometry, a pentagon is any five-sided polygon. A pentagon may be simple or self-intersecting. The sum of the internal angles in a simple pentagon is 540°. A pentagram is an example of a self-intersecting pentagon.

Dictionary of Nautical TermsRate this definition:0.0 / 0 votes

1. pentagon

   A right-lined figure of five equal sides and angles.

Military Dictionary and GazetteerRate this definition:0.0 / 0 votes

1. pentagon

   In fortification, a figure bounded by five sides, which form so many angles, capable of being fortified with an equal number of bastions. It also denotes a fort with five bastions.

Rap DictionaryRate this definition:0.0 / 0 votes

1. pentagon

   The Pentagon is a white apartment high-rise located at 4010 Lawrence Ave. East and Kingston Road in south Scarborough, an eastern suburb of Toronto, Ontario, Canada. No one remembers why it was given that name. It has a steady traffic of customers looking for crack, marijuana or cocaine, plus the area is riped with prostitution. This area was believed to be the birthplace and central hub of the Galloway Boys street gang (then known as the "KGB" or "Kingston-Galloway Boys").

Suggested ResourcesRate this definition:2.5 / 2 votes

1. pentagon

   The pentagon symbol -- In this Symbols.com article you will learn about the meaning of the pentagon symbol and its characteristic.

Matched Categories

1. • Bureaucracy
   • Government Building
   • Military
   • Polygon

Usage in printed sourcesFrom: 

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How to pronounce Pentagon?

1. Alex

   US English

   David

   US English

   Mark

   US English

   Daniel

   British

   Libby

   British

   Mia

   British

   Karen

   Australian

   Hayley

   Australian

   Natasha

   Australian

   Veena

   Indian

   Priya

   Indian

   Neerja

   Indian

   Zira

   US English

   Oliver

   British

   Wendy

   British

   Fred

   US English

   Tessa

   South African

How to say Pentagon in sign language?

Numerology

1. Chaldean Numerology

   The numerical value of Pentagon in Chaldean Numerology is: 2

2. Pythagorean Numerology

   The numerical value of Pentagon in Pythagorean Numerology is: 2

Examples of Pentagon in a Sentence

1. Space Operations Gen. David Thompson:

   We are incredibly lean and it makes us agile, but rather than day-by-day deciding who is going to attend meetings at the Pentagon, the question is can we afford to take meetings at the Pentagon, it’s both a challenge and an opportunity.

2. David Baldwin:

   We think we can do a lot more with the unmanned systems if the Pentagon would just delegate the authority to us at the state level. Well be able to respond faster and maybe save more lives.

3. Mick Mulroy:

   The State Department's 'maximum pressure' campaign has not pressured Iran toward diplomacy and a new agreement. It has pressured them toward an increase in malign activity in the region and toward the development of a nuclear weapon, said Mick Mulroy, Trump's former top Pentagon official for the Middle East and a retired CIA officer who's now an ABC News contributor.

4. Rosa DeLauro:

   The Pentagon will finally have to end its relationship with Rosoboronexport and the other entities sanctioned once and for all, our government must stop filling the pockets of Russian arms dealers. It should instead support American jobs by allowing U.S. companies to compete for these contracts.

5. James Mattis:

   We met over several days and I spoke with some of our allies, the National Security Council considered the near century-old international prohibition against the use of chemical weapons. Defense Secretary James Mattis maintains The Syrian regime repeatedly and deliberately violated the international law. The Pentagon says the response was a retaliatory strike for Assad’s chemical attack on innocent civilians including children.

Popularity rank by frequency of use

References

1. ^ Princeton's WordNet
   http://wordnetweb.princeton.edu/perl/webwn?s=Pentagon
2. ^ Wiktionary
   https://en.wiktionary.org/wiki/Pentagon
3. ^ Samuel Johnson's Dictionary
   https://johnsonsdictionaryonline.com/views/search.php?term=Pentagon
4. ^ Wikipedia
   https://en.wikipedia.org/wiki/Pentagon
5. ^ ChatGPT
   https://chat.openai.com
6. ^ Webster Dictionary
   https://www.merriam-webster.com/dictionary/Pentagon
7. ^ Wikidata
   https://www.wikidata.org/w/index.php?search=Pentagon
8. ^ Dictionary of Nautical Terms
   https://www.gutenberg.org/cache/epub/26000/pg26000-images.html#:~:text=Pentagon
9. ^ Military Dictionary and Gazetteer
   https://www.gutenberg.org/cache/epub/59563/pg59563-images.html
10. ^ Usage in printed sources
    https://books.google.com/ngrams/graph?content=Pentagon