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单词 blacking out
释义

blacking outn.

Brit. /ˌblakɪŋ ˈaʊt/, U.S. /ˌblækɪŋ ˈaʊt/
Origin: Formed within English, by derivation. Etymons: black v., -ing suffix1, out adv.
Etymology: < black v. + -ing suffix1 + out adv., after to black out at black v. Phrasal verbs.
1. The action of covering something with black; the action or an act of obliterating or obscuring something. Cf. blacking n.1 1.
ΘΚΠ
the mind > mental capacity > memory > effacement, obliteration > [noun] > deletion by marking
dispunction1637
blacking out1773
blue-pencilling1891
x-ing1966
the world > matter > light > darkness or absence of light > [noun] > making or becoming dark > darkened condition > as an air-raid precaution
blacking out1919
blackout1935
1773 A. Wood & J. Peshall Antient & Present State City of Oxf. 175 For blacking out of St. Thomas his Altar..and for making of the Chapels.
1866 Photographic News 8 June 267/1 The sky in a well-developed picture will not be black when finished, and will require blacking out by hand.
1882 N. H. J. Westlake Hist. Design Painted Glass II. v. vi. 110/2 The pieces are larger, the lead work is simplified, the foliation is later, and blacking out is used instead of cross-hatching.
1905 Academy 27 May 562/1 Maternal censorship is rigid, the Russian blacking-out system not more so.
1919 Illustr. London News 27 Sept. 482 After the war-years,..the great ‘blacking-out’ to deceive enemy aircraft, London is herself again.
1959 Rotarian Mar. 11/3 The blacking out of radio signals during periods of solar flares.
2009 T. Paglen Blank Spots on Map v. 67 A heavily redacted document, filled with the blacking-out of information too sensitive to include.
2. The experience of having a blackout (blackout n. 2), esp. of being rendered unconscious; the occurrence of a blackout; an instance of this.
ΘΚΠ
the world > physical sensation > physical sensibility > physical insensibility > unconsciousness > [noun] > fainting or swooning > a faint or swoon
swimeOE
swooningc1290
swowa1325
swooningc1330
swoon1390
soundc1400
trancec1405
sweamc1415
swoundc1440
sweltingc1460
swarf1488
dwalm?a1513
sounding ecstasy?1565
sounding1580
pasme1591
death1596
lipothymy1603
deliquium1620
delique1645
fainting fit1714
drow1727
faint-fit1795
faint1808
blacking out1930
blackout1934
greyout1942
pass-out1946
1930 Lancet 11 Oct. 833/2 The chief effect of steep banking at high speed, known as blacking-out, appears to be due to the withdrawal of blood from the eye itself.
1933 Jrnl. Royal Aeronaut. Soc. 37 397 The effect most frequently noticed is the well-known phenomenon of ‘blacking-out’, wherein the subject without losing consciousness becomes momentarily blind.
1948 Amer. Jrnl. Nursing 48 645/2 This blacking out is not a contraindication to getting him up again later.
1955 Brit. Med. Jrnl. 5 Feb. 303/1 It has aided the development of equipment to prevent blacking-out in aerobatics.
1976 Partisan Rev. 43 59 A silliness of constantly introduced new dislocations, wavering spacelessness.., faintings, weaknesses, blackings-out, continual and spasmodic imbalances.
2007 M. Holmes & T. Hutchison Hang-ups, Hook-ups & Holding Out vi. 170 Blacking out is also one of the signs of alcohol poisoning.
This entry has been updated (OED Third Edition, September 2011; most recently modified version published online December 2021).
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n.1773
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