† pentagononn.

Forms: 1500s pentaganon, 1500s (1800s historical) pentageron, 1500s–1600s pentagonon, 1500s–1600s pentagoron.

Origin: A borrowing from Greek. Etymon: Greek πεντάγωνον.

Etymology: < Hellenistic Greek πεντάγωνον pentagon n.; sense 1 probably arose by confusion with Hellenistic Greek πεντάγραμμον (see pentagram n.), as πεντάγωνον is not attested in this sense. Compare earlier pentacle n., pentangle n.The forms pentageron and pentagoron perhaps show dissimilation.

Obsolete.

1. = pentagram n. 1.

ΘΚΠ

the world > space > shape > angularity > specific angular shape > [noun] > pentangle

endless knotc1400

pentanglec1400

pentacle1561

pentagonon?1585

pentalpha1724

pentagram1825

society > communication > representation > physical representation of abstraction > symbolizing > [noun] > a symbol > specific symbols > pentangle

pentanglec1400

pentacle1561

pentagonon?1585

pentalpha1724

pentagram1825

?1585 W. C. Aduentures Ladie Egeria sig. J3 The Golden ornaments which appertayned to their actions..as bookes, Swoords, Crownes, Ringes, Scepters, Synods, Pentagorons, Charects, Keyes.

a1592 R. Greene Frier Bacon (1594) sig. B2 The great arch-ruler, potentate of hell, Trembles, when Bacon bids him, or his fiends, Bow to the force of his Pentageron.

a1592 R. Greene Frier Bacon (1594) sig. H2 Coniuring and adiuring diuels and fiends, With stole and albe and strange Pentaganon.

1592 T. Nashe Pierce Penilesse (Brit. Libr. copy) sig. L2 Some of old time put great superstition in characters, curiously engraued in theyr Pentagonon, but they are all vaine, & wil doo no good.

a1626 W. Rowley Birth of Merlin (1662) sig. G2^v Ile binde you up with exorcisms so strong, that all the black pentagoron of hell, shall ne're releasee you.

1878 A. W. Ward Greene's Friar Bacon in Old Eng. Drama 209 The pentagramma, pentageron or pentalpha is the mystic figure ‘produced by prolonging the sides of a regular pentagon till they intersect one another. It can be drawn without a break in the drawing.’

2. A fort with five bastions; = pentagon n. 2. rare.

ΘΚΠ

society > armed hostility > defence > defensive work(s) > fort or fortified town > [noun] > fort according to shape

pentagonon1625

star-sconce1632

octagon1648

pentagon1648

hexagon1669

star fort1669

tetragon1669

star1672

star redoubt1687

trigon1688

1625 S. Purchas Pilgrimes I. v. xiii. 698 A faire and strong Castle, a regular Pentagonon well fortified.

This entry has been updated (OED Third Edition, September 2005; most recently modified version published online December 2020).

单词	pentagonon
释义	† pentagononn. Forms: 1500s pentaganon, 1500s (1800s historical) pentageron, 1500s–1600s pentagonon, 1500s–1600s pentagoron. Origin: A borrowing from Greek. Etymon: Greek πεντάγωνον. Etymology: < Hellenistic Greek πεντάγωνον pentagon n.; sense 1 probably arose by confusion with Hellenistic Greek πεντάγραμμον (see pentagram n.), as πεντάγωνον is not attested in this sense. Compare earlier pentacle n., pentangle n.The forms pentageron and pentagoron perhaps show dissimilation. Obsolete. 1. = pentagram n. 1. ΘΚΠ the world > space > shape > angularity > specific angular shape > [noun] > pentangle endless knotc1400 pentanglec1400 pentacle1561 pentagonon?1585 pentalpha1724 pentagram1825 society > communication > representation > physical representation of abstraction > symbolizing > [noun] > a symbol > specific symbols > pentangle pentanglec1400 pentacle1561 pentagonon?1585 pentalpha1724 pentagram1825 ?1585 W. C. Aduentures Ladie Egeria sig. J3 The Golden ornaments which appertayned to their actions..as bookes, Swoords, Crownes, Ringes, Scepters, Synods, Pentagorons, Charects, Keyes. a1592 R. Greene Frier Bacon (1594) sig. B2 The great arch-ruler, potentate of hell, Trembles, when Bacon bids him, or his fiends, Bow to the force of his Pentageron. a1592 R. Greene Frier Bacon (1594) sig. H2 Coniuring and adiuring diuels and fiends, With stole and albe and strange Pentaganon. 1592 T. Nashe Pierce Penilesse (Brit. Libr. copy) sig. L2 Some of old time put great superstition in characters, curiously engraued in theyr Pentagonon, but they are all vaine, & wil doo no good. a1626 W. Rowley Birth of Merlin (1662) sig. G2^v Ile binde you up with exorcisms so strong, that all the black pentagoron of hell, shall ne're releasee you. 1878 A. W. Ward Greene's Friar Bacon in Old Eng. Drama 209 The pentagramma, pentageron or pentalpha is the mystic figure ‘produced by prolonging the sides of a regular pentagon till they intersect one another. It can be drawn without a break in the drawing.’ 2. A fort with five bastions; = pentagon n. 2. rare. ΘΚΠ society > armed hostility > defence > defensive work(s) > fort or fortified town > [noun] > fort according to shape pentagonon1625 star-sconce1632 octagon1648 pentagon1648 hexagon1669 star fort1669 tetragon1669 star1672 star redoubt1687 trigon1688 1625 S. Purchas Pilgrimes I. v. xiii. 698 A faire and strong Castle, a regular Pentagonon well fortified. This entry has been updated (OED Third Edition, September 2005; most recently modified version published online December 2020). < n.?1585
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