septanglen.

Brit.

/ˈsɛptaŋɡl/, U.S.

/ˈsɛpˌtæŋɡ(ə)l/

Origin: A borrowing from French, combined with an English element. Etymons: French sept , angle n.²

Etymology: < French sept seven (see sept et le va n.) + angle n.² Compare cinquangle n., siseangle n., and earlier quadrangle n., triangle n.Compare post-classical Latin septangulus (13th cent.), French septangle (1628 or earlier).

A plane figure with seven angles and seven straight sides; a heptagon. Also: an object of heptagonal form or cross-section. Now rare.

ΘΚΠ

the world > space > shape > angularity > specific angular shape > [noun] > polygon > heptagon

septangle1551

heptagon1570

the world > relative properties > number > geometry > shape or figure > [noun] > two-dimensional > heptagon

septangle1551

heptagon1570

septagon1616

1551 R. Record Pathway to Knowl. i. sig. B.ii^v Likewyse shall you iudge of siseangles, which haue sixe corners, septangles, whiche haue seuen angles, and so forth.

1651 J. F. tr. H. C. Agrippa Three Bks. Occult Philos. ii. xxii. 253 Triangle, quadrangle, sexangle, septangle [L. heptagono], octangle and the rest.

1702 V. Mandey tr. J. J. Hainlin Synopsis Mathematica: Geom. ii. 165 Into 7 parts if you would inscribe a Septangle [L. septangulum], into 8 parts if an Octangle.

1874 A. G. Mackey Encycl. Freemasonry 141/2 The principal emblems used in the Rite were the septangle, the triangle, the trowel, the compass, [etc.].

2015 Z. Bartels Last Con xiii. 84 ‘Looks like a piece of bone, carved into a septangle,’ Fletcher said.

Derivatives

ˈseptangled adj. rare having seven angles and seven straight sides, heptagonal; heptagonal in form or cross-section.

ΘΚΠ

the world > space > shape > angularity > specific angular shape > [adjective] > polygonal > heptagonal

heptagonal1612

septilateral1650

septangular1656

septangled1702

heptangular1706

septagon1756

the world > relative properties > number > geometry > shape or figure > [adjective] > two-dimensional > heptagonal

heptagonal1612

septilateral1650

septangular1656

heptahedrical1658

septangled1702

heptangular1706

septagon1756

heptahedral1758

1702 V. Mandey tr. J. J. Hainlin Synopsis Mathematica: Theoret. Arithm. i. 8 The Description of a Septangled form is impossible [L. Septanguli formalis descriptio est impossibilis], and cannot be known by Human Minds.

1979 J. A. Crowley Old Albany County & Amer. Revol. i. 10 In 1695 Albany had a septangled stockade of about six furlongs in circumference.

This entry has been updated (OED Third Edition, September 2020; most recently modified version published online March 2022).

单词	septangle
释义	septanglen. Brit. /ˈsɛptaŋɡl/, U.S. /ˈsɛpˌtæŋɡ(ə)l/ Origin: A borrowing from French, combined with an English element. Etymons: French sept , angle n.² Etymology: < French sept seven (see sept et le va n.) + angle n.² Compare cinquangle n., siseangle n., and earlier quadrangle n., triangle n.Compare post-classical Latin septangulus (13th cent.), French septangle (1628 or earlier). A plane figure with seven angles and seven straight sides; a heptagon. Also: an object of heptagonal form or cross-section. Now rare. ΘΚΠ the world > space > shape > angularity > specific angular shape > [noun] > polygon > heptagon septangle1551 heptagon1570 the world > relative properties > number > geometry > shape or figure > [noun] > two-dimensional > heptagon septangle1551 heptagon1570 septagon1616 1551 R. Record Pathway to Knowl. i. sig. B.ii^v Likewyse shall you iudge of siseangles, which haue sixe corners, septangles, whiche haue seuen angles, and so forth. 1651 J. F. tr. H. C. Agrippa Three Bks. Occult Philos. ii. xxii. 253 Triangle, quadrangle, sexangle, septangle [L. heptagono], octangle and the rest. 1702 V. Mandey tr. J. J. Hainlin Synopsis Mathematica: Geom. ii. 165 Into 7 parts if you would inscribe a Septangle [L. septangulum], into 8 parts if an Octangle. 1874 A. G. Mackey Encycl. Freemasonry 141/2 The principal emblems used in the Rite were the septangle, the triangle, the trowel, the compass, [etc.]. 2015 Z. Bartels Last Con xiii. 84 ‘Looks like a piece of bone, carved into a septangle,’ Fletcher said. Derivatives ˈseptangled adj. rare having seven angles and seven straight sides, heptagonal; heptagonal in form or cross-section. ΘΚΠ the world > space > shape > angularity > specific angular shape > [adjective] > polygonal > heptagonal heptagonal1612 septilateral1650 septangular1656 septangled1702 heptangular1706 septagon1756 the world > relative properties > number > geometry > shape or figure > [adjective] > two-dimensional > heptagonal heptagonal1612 septilateral1650 septangular1656 heptahedrical1658 septangled1702 heptangular1706 septagon1756 heptahedral1758 1702 V. Mandey tr. J. J. Hainlin Synopsis Mathematica: Theoret. Arithm. i. 8 The Description of a Septangled form is impossible [L. Septanguli formalis descriptio est impossibilis], and cannot be known by Human Minds. 1979 J. A. Crowley Old Albany County & Amer. Revol. i. 10 In 1695 Albany had a septangled stockade of about six furlongs in circumference. This entry has been updated (OED Third Edition, September 2020; most recently modified version published online March 2022). < n.1551
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