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单词 occultation
释义

occultationn.

Brit. /ˌɒk(ʌ)lˈteɪʃn/, U.S. /ˌɑkəlˈteɪʃ(ə)n/
Forms: late Middle English occultacion, 1500s– occultation; also Scottish pre-1700 occultacione, pre-1700 occultacioun, pre-1700 occultacioune, pre-1700 occultatioun.
Origin: A borrowing from Latin. Etymons: Latin occultātiōn-, occultātiō.
Etymology: < classical Latin occultātiōn-, occultātiō hiding, concealment, also in astronomical sense < occultāt- , past participial stem of occultāre occult v. + -iō -ion suffix1. Compare Middle French, French occultation concealment of a celestial object by another (beginning of the 14th cent. in Old French), action of hiding (1529).
1. Originally: †hiding, concealment (obsolete). In later use: the fact of being cut off from view, esp. by something interposed; an instance of this.
ΘΚΠ
the mind > mental capacity > knowledge > hiding, concealing from view > [noun]
hiding?c1225
heelinga1250
hidea1300
hillinga1300
coverturec1374
tapinage1390
concealing1421
hodymokec1450
occultation1453
concelising1492
blindnessa1616
concealmenta1616
shrouding1615
back-hood1621
absconsion1649
screening1651
obvelation1664
muffling1788
tucking1810
smokescreening1922
the mind > mental capacity > knowledge > hiding, concealing from view > [noun] > concealed condition
hiding?c1225
concealment1608
latency1615
delitescence1632
concealedness1635
latentness1660
abscondment1694
delitescencya1697
occultation1758
latence1794
caving1867
the world > physical sensation > sight and vision > invisibility > [noun] > being cut off from view by something interposed
occultation1882
occlusion1972
the world > matter > light > darkness or absence of light > intercepting or cutting off of light > [noun]
occultation1882
1453 in W. Fraser Melvilles & Leslies (1890) III. 37 Quhare the occultatioun of verite ma gennyre preiudice tille innocentis.
?a1475 (?a1425) tr. R. Higden Polychron. (Harl. 2261) (1871) III. 177 Suche occultacion other hidenge of kynges myȝhte be welle in the londe off Persides.
1567 Acts II. 573/1 In occultatioun & celatioun of the premisis..in the tressonable conspiracie.
1582 Bible (Rheims) p. xxvi St. Augustine saith..In the Old Testament there is the occultation of the Newe; and in the New Testament there is the manifestation of the Old.
1678 R. Cudworth tr. Plutarch in True Intellect. Syst. Universe i. iv. 508 Ignorantly attributing the Passions of Fruits, (their Appearances and Occultations) to the Gods..that preside over them.
1758 J. Adams tr. A. de Ulloa Voy. S.-Amer. I. vi. ix. 475 At its occultation behind the Panecillo its light was very faint.
1821 J. Galt Ann. Parish xxxi. 265 It is, indeed, wonderful to think of the occultation of grace that was taking place at this time, throughout the whole bound of Christendom.
1882 Standard 31 Mar. 1/3 The Light will be under occultation three times in quick succession every Minute.
1902 Encycl. Brit. XXVI. 464/1 The light occults every ten seconds,..the occultations being actuated by a double valve arrangement.
2. Astronomy.
a. The disappearance from view of a star or planet in the sun's rays after sunset or before sunrise, when the star or planet is above the horizon. Obsolete.
ΘΚΠ
the world > the universe > star > stellar motion > [noun] > disappearance in sun's rays
occultation1556
1556 R. Record Castle of Knowl. 196 When anye starre is so nyghe vnto the Son that the Sonne doothe take awaye or hyde the lyghte of it, it oughte to bee called the Hydynge or occultation of that starre, and not the settynge of that starre.
b. The concealment of a celestial object by another interposed between it and the observer, as of a star or planet by the moon, or of a satellite by its planet. In early use (also): the concealment of a celestial object below the horizon (now only in circle of perpetual occultation n. at circle n. 2a).Commonly used in cases where the occulting body is of much greater apparent size than that occulted; the (partial or total) concealment of the sun by the moon is called an eclipse. In the case of a planet's satellites, such as those of Jupiter, an eclipse takes place when a satellite passes into the planet's shadow, an occultation when it passes behind the planet's disc.
ΘΚΠ
the world > the universe > heavenly body > [noun] > state of being visible > eclipse
eclipsec1374
clipse1377
obscurationa1550
defect1571
superation1585
travail1593
occultation1601
deliquium1648
immersion1690
incidence1728
1601 P. Holland tr. Pliny Hist. World I. viii. vii. 557 In Greece and Asia, they sow all indifferently at the retrait or occultation of Vergiliæ.
1613 T. Jackson Eternall Truth Script. i. xxx. §6 The eleuation of the pole..doth giue vs the degrees of the others occultation.
1670 Philos. Trans. 1669 (Royal Soc.) 4 1102 In this Occultation,..the Center of the Moon passes very near the Star.
1701 Philos. Trans. 1700–1 (Royal Soc.) 22 764 I do not hear that any of the Occultations of Aldebaran by the Moon were observed last year.
1751 Chambers's Cycl. (ed. 7) Apparition, in astronomy..stands opposed to occultation.
1826 R. Whately Diss. Reasoning ii. §4, in Elem. Logic 237 Those who..registered the times of occultation of Jupiter's satellites.
1856 E. K. Kane Arctic Explor. I. xiii. 148 We had an occultation of Saturn at 2 a.m.
1910 Encycl. Brit. I. 656/1 Continuous occultations by two bright stars, revolving in virtual contact, are doubtfully supposed to be in progress.
1967 P. Moore Amateur Astronomer's Gloss. 92 Strictly speaking, a solar eclipse is merely the conventional name for an occultation of the Sun by the Moon.
1986 Sci. Amer. Nov. 36/2 As the spacecraft rounded Uranus..it was eclipsed by the planet's rings and the planet itself, an event called an occultation.
2001 Times 1 Nov. i. 22/3 Saturn rises in the NE at sunset by the 30th. Occultation by the Moon on the 3rd.
c. figurative. Disappearance from view or notice.
ΘΚΠ
the world > physical sensation > sight and vision > invisibility > [noun] > vanishing or disappearing
vanishingc1405
vading1570
disparition1597
disappearing1610
disparence1617
disappearance1625
discharge1626
evaporating1630
evanishing1633
vanish1650
disapparition1657
evanescency1664
evanescence1751
mizzle1789
evanitiona1797
evanishment1797
evaporation1824
occultation1825
vanishment1831
furling1836
disappearing trick1870
disappearing act1884
fade-away1911
fade-out1924
1825 Ld. Jeffrey Ess. (1846) II. 199 The re-appearance of such an author after those long periods of occultation.
1840 T. Hood Miss Kilmansegg iii, in New Monthly Mag. 60 402 To cloud the face of the honeymoon With a dismal occultation!
1892 A. Birrell Res Judicatæ vi. 206 The prospect of the coming occultation of personally disagreeable authors.
1988 D. Roberts Jean Stafford Epil. 416 If Stafford's occultation came early, so too, it seems, has come her rediscovery.
This entry has been updated (OED Third Edition, March 2004; most recently modified version published online March 2022).
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