octicadj.n.

Brit.

/ˈɒktɪk/, U.S.

/ˈɑktɪk/

Origin: A borrowing from Latin, combined with an English element. Etymons: Latin octo , -ic suffix.

Etymology: < classical Latin octo eight (see octo- comb. form) + -ic suffix. Compare earlier octavic adj.

Mathematics.

A. adj.

Of the eighth degree or order; = octavic adj.

ΘΚΠ

the world > relative properties > number > specific numbers > eight > [adjective] > eighth > in order or degree

octic1869

1869 Philos. Trans. (Royal Soc.) 159 239 For the case VIII=12—B₅,..the complete intersection is made up of the edge 4 times and of an octic curve.

1877 Encycl. Brit. VI. 726/1 ϕ is not expressible as the square root of an octic function of θ.

1916 G. A. Miller et al. Theory & Applic. Finite Groups i. 4 The Octic Group. There are eight movements of a plane which transform into itself a square situated in this plane.

1978 Amer. Math. Monthly 85 470 (heading) Rational octic and higher reciprocity laws.

1995 Ann. Math. 142 565 Let F ⊂ H be a surface obtained from a union of four such sections by resolving singularities, so that F descends to a smooth octic curve in CP².

B. n.

An octic equation, expression, or curve; = octavic n.

ΘΚΠ

the world > relative properties > number > algebra > [noun] > expression > the highest power of the variable > named according to this

cubical1676

cubic1799

quintic1851

quadric1854

sextic1855

octavic1856

octic1876

twelfthic1882

1876 Analyst 3 51 The solution of the biquabratic [read biquadratic] is known to depend on that of the cubic, and similarly that of the octic should depend upon that of the quintic.

1938 Duke Math. Jrnl. 4 285 Normal octics with the group G(2, 2, 2).

1990 Proc. Amer. Math. Soc. 109 632 Werner..computed the defect of several Čmutov-threefolds which are double solids ramified over explicitly given nodal octics.

This entry has been updated (OED Third Edition, March 2004; most recently modified version published online March 2022).

单词	octic
释义	octicadj.n. Brit. /ˈɒktɪk/, U.S. /ˈɑktɪk/ Origin: A borrowing from Latin, combined with an English element. Etymons: Latin octo , -ic suffix. Etymology: < classical Latin octo eight (see octo- comb. form) + -ic suffix. Compare earlier octavic adj. Mathematics. A. adj. Of the eighth degree or order; = octavic adj. ΘΚΠ the world > relative properties > number > specific numbers > eight > [adjective] > eighth > in order or degree octic1869 1869 Philos. Trans. (Royal Soc.) 159 239 For the case VIII=12—B₅,..the complete intersection is made up of the edge 4 times and of an octic curve. 1877 Encycl. Brit. VI. 726/1 ϕ is not expressible as the square root of an octic function of θ. 1916 G. A. Miller et al. Theory & Applic. Finite Groups i. 4 The Octic Group. There are eight movements of a plane which transform into itself a square situated in this plane. 1978 Amer. Math. Monthly 85 470 (heading) Rational octic and higher reciprocity laws. 1995 Ann. Math. 142 565 Let F ⊂ H be a surface obtained from a union of four such sections by resolving singularities, so that F descends to a smooth octic curve in CP². B. n. An octic equation, expression, or curve; = octavic n. ΘΚΠ the world > relative properties > number > algebra > [noun] > expression > the highest power of the variable > named according to this cubical1676 cubic1799 quintic1851 quadric1854 sextic1855 octavic1856 octic1876 twelfthic1882 1876 Analyst 3 51 The solution of the biquabratic [read biquadratic] is known to depend on that of the cubic, and similarly that of the octic should depend upon that of the quintic. 1938 Duke Math. Jrnl. 4 285 Normal octics with the group G(2, 2, 2). 1990 Proc. Amer. Math. Soc. 109 632 Werner..computed the defect of several Čmutov-threefolds which are double solids ramified over explicitly given nodal octics. This entry has been updated (OED Third Edition, March 2004; most recently modified version published online March 2022). < adj.n.1869
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