pentagon

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pentagon

pen·ta·gon

 (pĕn′tə-gŏn′)
n.
1. A polygon with five sides and five angles.
2. Pentagon A five-sided building near Washington DC, containing the US Department of Defense and the offices of the US Armed Forces. Used with the.

[Late Latin pentagōnium, from Greek pentagōnon, from neuter of pentagōnos, pentagonal : penta-, penta- + -gōnos, angled; see -gon.]

pen·tag′o·nal (pĕn-tăg′ə-nəl) adj.
pen·tag′o·nal·ly adv.

pentagon

(ˈpɛntəˌɡɒn)
n
(Mathematics) a polygon having five sides
pentagonal adj

Pentagon

(ˈpɛntəˌɡɒn)
n
1. (Placename) the five-sided building in Arlington, Virginia, that houses the headquarters of the US Department of Defense
2. (Government, Politics & Diplomacy) the military leadership of the US

pen•ta•gon

(ˈpɛn təˌgɒn)

n.
1. a polygon having five angles and five sides.
2. the Pentagon,
a. a building in Arlington, Va., built in the form of a pentagon and containing most of the offices of the U.S. Department of Defense.
b. the U.S. Department of Defense; the U.S. military establishment.
[1560–70; < Late Latin pentagōnum < Greek pentágōnon, n. use of neuter of pentágōnos five-angled. See penta-, -gon]
pen•tag′o•nal (-ˈtæg ə nl) adj.
pen•tag′o•nal•ly, adv.
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pentagon

pen·ta·gon

(pĕn′tə-gŏn′)
A polygon having five sides.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.Pentagon - a government building with five sides that serves as the headquarters of the United States Department of Defense
2.Pentagon - the United States military establishment
armed forces, armed services, military, military machine, war machine - the military forces of a nation; "their military is the largest in the region"; "the military machine is the same one we faced in 1991 but now it is weaker"
bureaucracy, bureaucratism - nonelective government officials
3.pentagon - a five-sided polygon
polygon, polygonal shape - a closed plane figure bounded by straight sides
Translations
مُخَمَّس، شَكْل خُماسي
pětiúhelník
femkantpentagon
pentagoniviisikulmio
ötszög
fimmhyrningur
五角形
penkiakampis
piecstūris
päťuholník
pentagon
beşgen

pentagon

[ˈpentəgən] Npentágono m
the Pentagon (Washington) → el Pentágono

Pentagon

[ˈpɛntəgɒn]
n
the Pentagon → le Pentagone
modif [spokesman, official] → du Pentagone

pentagon

[ˈpɛntəgɒn] npentagone m

pentagon

nFünfeck nt, → Pentagon nt; the Pentagondas Pentagon

Pentagon

[ˈpɛntəgən] n (Am) (Pol) the Pentagonil Pentagono

pentagon

[ˈpɛntəgən] npentagono

pentagon

(ˈpentəgən) , ((American) -gon) noun
a 5-sided geometrical figure.
penˈtagonal (-ˈtӕ-) adjective
References in classic literature ?
Imagine a vast sheet of paper on which straight Lines, Triangles, Squares, Pentagons, Hexagons, and other figures, instead of remaining fixed in their places, move freely about, on or in the surface, but without the power of rising above or sinking below it, very much like shadows -- only hard and with luminous edges -- and you will then have a pretty correct notion of my country and countrymen.
If our friend comes closer to us we see his line becomes larger; if he leaves us it becomes smaller: but still he looks like a straight line; be he a Triangle, Square, Pentagon, Hexagon, Circle, what you will -- a straight Line he looks and nothing else.
One clue that this arrangement would work was the number of pentagons it contained.