polyabolon.

Brit.

/ˌpɒlɪˈabələʊ/, U.S.

/ˌpɑliˈɑb(ə)loʊ/

Inflections: Plural polyaboloes.

Origin: Formed within English, by compounding. Etymons: poly- comb. form, diabolo n.

Etymology: < poly- comb. form + -abolo (in diabolo n.), by analogy, taking the d- of diabolo n. (by an intentional false etymology) to represent either di- prefix¹ or duo- comb. form: see quot. 1967, and compare polyiamond n. and (for a similar analogy) earlier pentomino n.

Geometry. rare.

Any planar shape formed by joining a number of identical right-angled isosceles triangles along edges of the same length.

ΘΚΠ

the world > space > shape > angularity > specific angular shape > [noun] > triangle > figure made up of triangles > specific

polyabolo1967

polyiamond1967

1967 Sci. Amer. June 129/1 The pieces had been suggested to him by S. J. Collins of Bristol, England, who gave the name ‘tetraboloes’ to the order-4 set because the Diabolo, a juggling toy, has two isosceles right triangles in its cross section. This implies the generic name ‘polyaboloes’.

1988 Chicago Tribune (Nexis) 25 Nov. 14 Fit together various colored polyaboloes (shapes made of right isosceles triangles) to make specific designs.

This entry has been updated (OED Third Edition, September 2006; most recently modified version published online March 2022).

单词	polyabolo
释义	polyabolon. Brit. /ˌpɒlɪˈabələʊ/, U.S. /ˌpɑliˈɑb(ə)loʊ/ Inflections: Plural polyaboloes. Origin: Formed within English, by compounding. Etymons: poly- comb. form, diabolo n. Etymology: < poly- comb. form + -abolo (in diabolo n.), by analogy, taking the d- of diabolo n. (by an intentional false etymology) to represent either di- prefix¹ or duo- comb. form: see quot. 1967, and compare polyiamond n. and (for a similar analogy) earlier pentomino n. Geometry. rare. Any planar shape formed by joining a number of identical right-angled isosceles triangles along edges of the same length. ΘΚΠ the world > space > shape > angularity > specific angular shape > [noun] > triangle > figure made up of triangles > specific polyabolo1967 polyiamond1967 1967 Sci. Amer. June 129/1 The pieces had been suggested to him by S. J. Collins of Bristol, England, who gave the name ‘tetraboloes’ to the order-4 set because the Diabolo, a juggling toy, has two isosceles right triangles in its cross section. This implies the generic name ‘polyaboloes’. 1988 Chicago Tribune (Nexis) 25 Nov. 14 Fit together various colored polyaboloes (shapes made of right isosceles triangles) to make specific designs. This entry has been updated (OED Third Edition, September 2006; most recently modified version published online March 2022). < n.1967
随便看	θ198094 θ198095 θ198096 θ198097 θ198098 θ198099 θ1981 θ19810 θ198101 θ198102 θ198103 θ198104 θ198105 θ198106 θ198107 θ198108 θ198109 θ19811 θ198110 θ198111 θ198112 θ198113 θ198114 θ198115 θ198116