annihilatorn.

Brit.

/əˈnʌɪəleɪtə/, U.S.

/əˈnaɪəˌleɪdər/

Forms: 1600s– annihilator, 1700s anihilator.

Origin: Formed within English, by derivation. Etymons: annihilate v., -or suffix.

Etymology: < annihilate v. + -or suffix.

1. A person who or thing which annihilates someone or something (in various senses of the verb). Frequently with of.Also as the second element in compounds, as in smoke annihilator, fire annihilator, etc.: see the first element.

ΘΚΠ

the world > existence and causation > creation > destruction > [noun] > utter destruction or annihilation > one who annihilates

extinguisher1562

expungerc1611

exterminator1611

annihilator1666

decreator1678

blotter out1827

exterminatrix1880

exterminatress1891

liquidator1949

zapper1969

1666 Duchess of Newcastle Observ. Exper. Philos. viii. 30 I would fain know who is their Generator and Annihilator?

1700 W. Congreve Way of World iv. i. 61 Witwou'd—You are an anihilator of sense.

1841 H. Smith Moneyed Man III. xi. 325 Steam..the uniter of nations, the annihilator of distance.

1978 New Sci. 20 July 248/1 That most prestigious annihilator in its armoury, the neutron bomb.

2009 Guardian (Nexis) 2 Jan. 22 He wanted the annihilator of the mountain people of Kurdistan to be left in power for good as well as bad reasons.

2. Mathematics. A function or set of functions which maps all elements of a particular set to zero; spec. the subspace of all linear functionals which are zero on every element of a given subspace of a vector space.

ΚΠ

1886 J. J. Sylvester in Nature 7 Jan. 226/2 Writing V=3a²δ+10abδ_e+(15ac+10b²)δ_d+..and calling any pure reciprocant R, VR=0 is the equation referred to. I cannot undertake..to explain how this operation, or, as it may be termed, this annihilator V is arrived at.

1929 H. W. Turnbull Theory Determinants, Matrices, & Invariants xiv. 227 The seminvariant S has, in the words of Sylvester, an annihilator Ω.

1986 C. W. Norman Undergraduate Algebra x. 348 Finding an annihilator is the same as solving a homogeneous system of equations.

2017 I. Markina in G. Filipuk et al. Proc. Analytic, Algebraic & Geom. Aspects Differential Equations 2015 102 The form ω is the annihilator or the sub-bundle D.

This entry has been updated (OED Third Edition, March 2022).

单词	annihilator
释义	annihilatorn. Brit. /əˈnʌɪəleɪtə/, U.S. /əˈnaɪəˌleɪdər/ Forms: 1600s– annihilator, 1700s anihilator. Origin: Formed within English, by derivation. Etymons: annihilate v., -or suffix. Etymology: < annihilate v. + -or suffix. 1. A person who or thing which annihilates someone or something (in various senses of the verb). Frequently with of.Also as the second element in compounds, as in smoke annihilator, fire annihilator, etc.: see the first element. ΘΚΠ the world > existence and causation > creation > destruction > [noun] > utter destruction or annihilation > one who annihilates extinguisher1562 expungerc1611 exterminator1611 annihilator1666 decreator1678 blotter out1827 exterminatrix1880 exterminatress1891 liquidator1949 zapper1969 1666 Duchess of Newcastle Observ. Exper. Philos. viii. 30 I would fain know who is their Generator and Annihilator? 1700 W. Congreve Way of World iv. i. 61 Witwou'd—You are an anihilator of sense. 1841 H. Smith Moneyed Man III. xi. 325 Steam..the uniter of nations, the annihilator of distance. 1978 New Sci. 20 July 248/1 That most prestigious annihilator in its armoury, the neutron bomb. 2009 Guardian (Nexis) 2 Jan. 22 He wanted the annihilator of the mountain people of Kurdistan to be left in power for good as well as bad reasons. 2. Mathematics. A function or set of functions which maps all elements of a particular set to zero; spec. the subspace of all linear functionals which are zero on every element of a given subspace of a vector space. ΚΠ 1886 J. J. Sylvester in Nature 7 Jan. 226/2 Writing V=3a²δ+10abδ_e+(15ac+10b²)δ_d+..and calling any pure reciprocant R, VR=0 is the equation referred to. I cannot undertake..to explain how this operation, or, as it may be termed, this annihilator V is arrived at. 1929 H. W. Turnbull Theory Determinants, Matrices, & Invariants xiv. 227 The seminvariant S has, in the words of Sylvester, an annihilator Ω. 1986 C. W. Norman Undergraduate Algebra x. 348 Finding an annihilator is the same as solving a homogeneous system of equations. 2017 I. Markina in G. Filipuk et al. Proc. Analytic, Algebraic & Geom. Aspects Differential Equations 2015 102 The form ω is the annihilator or the sub-bundle D. This entry has been updated (OED Third Edition, March 2022). < n.1666
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