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单词 scission
释义

scissionn.

Brit. /ˈsɪʒn/, /ˈsɪʃn/, U.S. /ˈsɪʒ(ə)n/, /ˈsɪʃ(ə)n/
Forms: 1500s– scission; Scottish pre-1700 scissione.
Origin: Of multiple origins. Partly a borrowing from French. Partly a borrowing from Latin. Etymons: French scission; Latin scission-, scissio.
Etymology: < (i) Middle French, French scission action of cutting or dividing (a1365), division, cut (1488), split, division in a previously united body of people, state, etc. (1517), schism (1739), and its etymon (ii) post-classical Latin scission-, scissio action of dividing (Vulgate), separation (4th cent.), dissent (8th cent.), schism (from 12th cent. in British and continental sources) < classical Latin sciss- , past participial stem of scindere scind v. + -iō -ion suffix1.
1. Division of a previously united body of people into mutually opposing parties; a split, a schism.In quot. 1443: spec. = schism n. 2b.
ΘΚΠ
society > faith > aspects of faith > sectarianism > schism > [noun]
schismacy1387
schism1390
scission1443
segregationa1555
concision1557
scissure1566
formal schism1641
secession1660
society > society and the community > dissent > [noun] > division or lack of unity
unoning1340
schism1390
division1393
departmentc1450
rupture1583
secting1598
disunion1601
twine1606
section1639
distermination1647
scission1736
cleavage1867
non-union1909
the world > relative properties > order > order, sequence, or succession > continuity or uninterruptedness > discontinuity or interrupted condition > [noun] > a break in continuity
interruption1390
breach1589
hiatus1613
chasm1654
solution of continuity1654
gap1670
caesura1846
break-in1856
breakage1871
scission1884
time out1892
1443 in Rec. Parl. Scotl. to 1707 (2007) 1443/11/3 Alsua at ferme and fast obedience be kepit til our haly fadir the pape Eugene... And at rigorouse processis be maid agaynis the favoraris of scissione and the agaynstandaris of the saide obedience.
1736 Ld. Hervey Mem. 252 A scission (which is the term the Poles have to express an election decided by arms and not by voices).
1798 T. Jefferson Writings (1853) IV. 246 If on a temporary superiority of the one party, the other is to resort to a scission of the Union, no federal government can ever exist.
1837 T. Carlyle French Revol. II. iii. iii. 159 Things ripen towards downright incompatibility, and what is called ‘scission’.
1884 P. G. Hamerton Human Intercourse vi. 97 The scission had been made; there was an end of real intercourse between father and son.
1927 B. Vanzetti Let. 22 May in N. Sacco & B. Vanzetti Lett. (1997) ii. iv. 266 At the Utica Congress came the scission between ‘syndicalists’ and ‘socialists’.
1997 D. Moss in D. J. Whittaker Terrorism Reader (2002) xiv. 214 The kidnapping ritual revealed very clearly the divisions of various kinds..leading to the first public scission from the group.
2. The action of undergoing division; an instance of this. Also: a rent, a fissure. Now rare.
ΘΚΠ
the world > relative properties > wholeness > mutual relation of parts to whole > separation > action of dividing or divided condition > cleaving or splitting > [noun] > a division formed by cleaving
cleftc1374
cleavingc1400
scissure?a1425
clefture1540
hag1568
scission1578
clovec1593
split1598
cliff1605
fissure1609
dispartment1672
cleave1874
split1875
1578 J. Banister Hist. Man v. f. 74v [The] Panchreas..circumposed to the singular scissions of the vesselles.
1642 N. N. P. tr. J. D. Du Perron Luthers Alcoran i. xi. 47 Then also, there was a Concussion of the Earth, and Scission of the stones.
1766 J. Cleland Way to Things by Words 55 A shock of so tremendous a nature as that which could produce such a scission it might extend its violence to the dividing Ireland from Britain.
1835 W. Kirby On Power of God in Creation of Animals I. Introd. 25 Mix them, and you have an animal which begins to absorb fluid, and..multiplies itself by scissions or germes.
1887 R. L. Stevenson Markheim in Merry Men 123 He feared..some scission in the continuity of man's experience.
2000 J. Sherwin Definitive Star Trek Trivia Bk. I. iv. 83 In ‘Deadlock’, a spatial scission had what effect on Voyager and its crew?
3. The action of cutting something. Now rare.
ΘΚΠ
the world > existence and causation > creation > destruction > cutting > [noun]
bita1000
kerfc1000
slittingc1175
carving?c1225
chop1362
cuttinga1398
hacking1398
scissure?a1425
garsingc1440
racing?a1450
incision1474
secting1507
raze1530
chopping1548
scotching1551
hackling1564
slashing1596
carbonadoing1599
kinsing1599
insection1653
secation1656
scission1676
gash1694
inciding1694
haggling1761
cut1808
shear1809
carve1888
the world > relative properties > wholeness > mutual relation of parts to whole > separation > action of dividing or divided condition > [noun]
partinga1382
distinctiona1387
partition1517
quartering1555
distincting1570
distinguishing1587
dividedness1656
scission1676
dismembering1677
dismemberment1727
splitting1737
repulsion1771
dipartition1838
splitting1847
piecemealing1853
diaeresis1856
fission1865
split-up1878
1676 R. Wiseman Severall Chirurg. Treat. v. iii. 357 Nerves may be many ways wounded, viz. by Scission or Puncture.
1799 R. Kirwan Geol. Ess. 108 Hardness is properly that sort of cohesion that resists division by abrasion, or scission, its opposite is softness.
1899 Cornhill Mag. Feb. 272 The chirurgeons' abhorred instruments of probing and scission.
2009 H. Gottfried & J. Jennings Amer. Vernacular Buildings & Interiors iv. 51/1 Scission entails cutting the fibers across the grain.
4.
a. Chemistry. Breakage of a bond, esp. in a long-chain polymer so as to produce two shorter chains; an instance of this.
ΘΚΠ
the world > matter > chemistry > chemical bonding > [noun] > breakage of bond
scission1859
1859 Chem. Gaz. 1 Oct. 378 The scission of diatomic ethylene into two monatomic molecules may take place in many other ways.
1895 J. M. Thomson & A. G. Bloxam Bloxam's Chem. (ed. 8) 270 The particles produced by the scission of the molecules were the true indivisibles, or Dalton's atoms.
1923 Jrnl. Chem. Soc. 123 i. 85 The scission of the ring..with elimination of nitrogen seems possible.
1962 Jrnl. Biol. Chem. 237 819/1 This enzyme produces scissions at many points along the deoxyribonucleic acid chain.
2006 Science 19 May 1024 Efforts to achieve selective bond scission by vibrational excitation have been thwarted by energy thermalization.
b. Nuclear Physics. The event of separation of the parts of a nucleus undergoing fission, as opposed to the process as a whole.
ΘΚΠ
the world > matter > physics > atomic nucleus > nuclear fission > [noun] > separation of parts
scission1956
1956 Physical Rev. 102 440/1 The corresponding deformed shape roughly approximates the egg-shaped fragment resulting from scission of a dumbbell-shaped parent nucleus.
1975 Physics Bull. July 307/1 Dr Specht..concentrated on a description of those fission phenomena which seem to be decided by conditions in the nucleus at the time of scission rather than at the saddle point.
2012 Jrnl. Physics G 39 055103 The obtained fragment excitation energies, as the sum of deformation and excitation energy components at scission, are then used.
This entry has been updated (OED Third Edition, March 2014; most recently modified version published online March 2022).
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