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单词 incidence
释义

incidencen.

/ˈɪnsɪdəns/
Etymology: < French incidence (15th cent.), < incident incident adj.1: see -ence suffix.
1.
a. = incident n. 1; incidental matter. Obsolete.
ΘΚΠ
the world > existence and causation > occurrence > [noun] > occurrence or event > incident
incident1412
incidence1423
incidencya1616
the world > existence and causation > existence > extrinsicality or externality > [noun] > non-essentialness > incident
incident1412
incidence1423
intercurrent1603
contingencya1626
1423 Kingis Quair vii Procede I will agayn to my sentence Off my mater, and leue all Incidence.
1525 Ld. Berners tr. J. Froissart Cronycles II. i. 3 In the same season there fell in Lombardye a marueylous insydence, which was moche spoken of throughe out all the worlde.
1525 Ld. Berners tr. J. Froissart Cronycles II. clii. [cxlviii.] 419 I knowe nat by what insydence certayne men layde in wayte on hym, and in the feldes set on him or he was ware.
1605 F. Bacon Of Aduancem. Learning ii. sig. Hh4 Many operations haue bin inuented sometime by a casuall incidence and occurrence. View more context for this quotation
1651 Bp. J. Taylor Rule of Holy Living (1870) iii. §4. 153 He that hath wounded his neighbour is tied to the expenses of the Surgeon and other incidences.
b. A casual circumstance. Obsolete.
ΘΚΠ
the world > existence and causation > existence > state or condition > circumstance or circumstances > [noun]
thingeOE
to-tagc12..
estrec1300
casec1325
aboutstanding1340
circumstancec1380
termsa1382
conditionc1384
befalla1492
weather1603
attendant1607
belonginga1616
circumstantial1647
incident1649
incidence1670
incidental1707
attitude1744
circs1883
1670 G. Havers tr. G. Leti Il Cardinalismo di Santa Chiesa ii. i. 111 Since by way of incidence [It. incidenza, digression], I have spoken of Alms.
c. = incident n. 4b. Obsolete.
ΘΚΠ
society > law > legal concepts > [noun] > aggregates of rights and duties > right or duty attaching to an office or estate
incidence1528
incident1628
1528–30 tr. T. Littleton Tenures (new ed.) f. xviiiv Al the rente & seruyce in suche case be incydences to the reuercyon.
2. Liability; natural tendency to. Obsolete.
ΘΚΠ
the world > existence and causation > existence > state or condition > tendency > [noun] > liability
incidency1613
liableness1645
incidence1652
liability1809
facility1875
1652 J. Gaule Πυς-μαντια 112 A conscious, and confest incidence to error..even in the very rule or art it self.
3. The act or fact of falling upon, coming in contact with, or affecting in some way.
ΘΚΠ
the world > action or operation > operation upon something > [noun]
workinga1382
impression1390
actiona1398
affection1489
suppressiona1500
operation1525
influence1598
effect1608
manage1608
solicitation1626
attingency1642
influx1644
influency1651
incidence1656
attingence1678
influencing1754
impact1817
1656 T. Stanley Hist. Philos. II. iv. 5 It is enough that a man be affected and reduced by incidence of one single pleasure.
1853 E. K. Kane U.S. Grinnell Exped. (1856) xxiv. 196 The great expanse..had up to this moment resisted the enormous incidence of a heavy gale.
1868 J. E. T. Rogers Man. Polit. Econ. (1876) ix. 93 The incidence of the event will be very probably obviated by the large use of machinery in agricultural operations.
1885 J. Martineau Types Ethical Theory (ed. 2) I. i. xi. §8. 212 A partial incidence of the Divine thinking.
4. Physics. The falling of a line, or anything moving in a line (as a projectile, a ray of light, heat, etc.) upon a surface; the manner of such falling, esp. in regard to the inclination of the line of incidence to the surface.angle of incidence: see angle of incidence n. at angle n.2 Phrases 2e. axis of incidence, the perpendicular or normal to the surface at the point of incidence. cathetus of incidence (see quot. 1728 at cathetus n.). plane of incidence, the plane through the line of incidence and the normal to the surface. point of incidence, incidence-point, the point at which the line of incidence meets the surface. †ray of incidence, an incident ray, a ray which falls upon a reflecting or refracting surface.
ΘΚΠ
the world > movement > impact > [noun] > of (something moving in) a line
incidence1626
incidency1646
1626 F. Bacon Sylua Syluarum §245 In Mirrours, there is the like Angle of Incidence, from the Object to the Glasse, and from the Glasse to the Eye.
1656 tr. T. Hobbes Elements Philos. iii. xix. 204 I call an Angle of Incidence, that which is made between a straight line and another line (straight or crooked) upon which it falls, and which I call the Line Reflecting.
1658 Sir T. Browne Garden of Cyrus iv, in Hydriotaphia: Urne-buriall 184 This is also the law of reflexion in moved bodies and sounds, which..observe the rule of equality between incidence and reflexion.
1664 H. Power Exper. Philos. i. 81 Every Ray of incidence is seven times refracted in the Eye before it reach the Retina.
a1727 I. Newton Opticks (1730) i. i. 28 In equal Incidences there is a considerable inequality of Refractions.
1728 E. Chambers Cycl. at Axis Axis of Incidence, in Dioptricks, is a right Line drawn through the Point of Incidence, perpendicularly to the refracting Surface.
1803 J. Wood Princ. Mech. (ed. 3) vi. 130 The velocity of the body after reflection is equal to it's velocity before incidence.
1854 L. Tomlinson tr. D. F. J. Arago Pop. Lect. Astron. 3 DO will be the direction of the reflected ray, and the point I, where it cuts the surface of the mirror, will be the point of incidence.
1871 J. Tyndall Fragm. Sci. (1879) II. viii. 129 The searcher welcomes every gleam, and seeks to augment his light by indirect incidences.
1910 R. Ferris How it Flies xx. 454 Angle of Incidence, the angle made by the chord of the arc of a curved ‘plane’, or by the line of a flat plane, with the line of travel.
1948 Sci. News 7 28 The pilot is able to increase or decrease the lift by altering the angle of incidence.
1948 Sci. News 7 28 As the angle of incidence increases, the lift also increases and the aircraft is able to climb, but if the tilt is made too large the flow on the upper surface separates and eddies are formed.
5. Astronomy. = immersion n. 3.
ΘΚΠ
the world > the universe > heavenly body > [noun] > state of being visible > eclipse
eclipsec1374
clipse1377
obscurationa1550
defect1571
superation1585
travail1593
occultation1601
deliquium1648
immersion1690
incidence1728
1728 E. Chambers Cycl. at Eclipse Immersion, or Incidence of an Eclipse, is the Moment when Part of the Sun or Moon's Disk first begins to be hid.
Categories »
6. Geometry. The situation of one locus with respect to another when they have a common point or points, but do not completely coincide; e.g. of a point to a line on which it lies, of a point or a line to a plane in which it lies, or of two intersecting lines to each other. [ < the German of Schubert, Kalkul der Abzähl. Geom. (1879) 25.]
7.
a. Manner of falling upon or affecting in any way; the range or scope of a thing, the extent of its influence or effects.
ΘΚΠ
the world > action or operation > operation upon something > [noun] > manner of
incidence1846
1846 A. W. Fonblanque in Life & Labours (1874) 210 It is clear that the Duke has not mistaken the post hoc for the propter hoc, incidence for causation.
1851 T. De Quincey Ld. Carlisle on Pope in Tait's Edinb. Mag. Apr. 236/2 The question..always is, Whether the differential feature..ought not to disturb the incidence of the legal rule?
1866 J. E. T. Rogers Hist. Agric. & Prices I. xv. 266 The incidence of the Plague was general.
1871 J. Earle Philol. Eng. Tongue Introd. 37 On, the preposition, exists in Saxon, but its area of incidence has shifted.
b. spec. in Political Economy. Of taxation (see quot. 1878).
ΘΚΠ
society > trade and finance > fees and taxes > impost, due, or tax > tax > taxation > [noun] > manner in which taxation affects population
incidence1825
1825 J. R. McCulloch Princ. Polit. Econ. i. 8 The incidence and effect of taxes and regulations.
1848 J. S. Mill Princ. Polit. Econ. II. v. vi. §1. 418 The real incidence of indirect taxation is every day more generally understood.
1878 W. S. Jevons Polit. Econ. 127 It is often impossible to say what is really the incidence of a tax, that is, the manner in which it falls upon different classes of the population.

Compounds

incidence wire n. Aeronautics on a biplane (see quot. 1916).
ΘΚΠ
society > travel > air or space travel > a means of conveyance through the air > aeroplane > parts of aircraft > [noun] > wires for structural support > specific wires
stay-wire1876
stay1894
lift wire1915
incidence wire1916
landing wire1917
1916 H. Barber Aeroplane Speaks 143 Incidence wire, a wire running from the top of an interplane strut to the bottom of the interplane strut in front of or behind it. It maintains the ‘stagger’ and assists in maintaining the angle of incidence.
1928 V. W. Pagé Mod. Aircraft v. 175 These wires are called ‘incidence wires’, as they keep the planes in the proper angular relation to each other.
This entry has not yet been fully updated (first published 1900; most recently modified version published online December 2020).
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