firewalln.

Brit.

/ˈfʌɪəwɔːl/, U.S.

/ˈfaɪ(ə)rˌwɔl/,

/ˈfaɪ(ə)rˌwɑl/

Origin: Formed within English, by compounding. Etymons: fire n., wall n.¹

Etymology: < fire n. + wall n.¹

1. An unbroken line of flames forming a barrier; a wall of fire. Somewhat rare.

ΘΚΠ

society > armed hostility > defence > defensive work(s) > barricade > [noun] > other barriers

treble1569

firewall1578

herisson1704

boat work1782

tambour1834

gabionage1849

knife-rest1858

skerm1861

stockade tambour1892

the world > action or operation > difficulty > hindrance > [noun] > one who or that which hinders > a hindrance, impediment, or obstacle > insurmountable or impenetrable

brick wall1571

firewall1578

iron curtain1819

blank wall1904

Chinese wall1907

1578 W. Hilton in tr. Urbanus Regius Serm. Christ on Way to Emaus f. 203^v (margin) A fire wall.

1919 Bull. John Rylands Libr. 5 86 When Gunnar's horse will not face the flames, Sigurd..enters [Brynhild's] bower, and receives..the ring..which she may not refuse to the man who penetrates her firewall.

1982 P. Anthony Ogre, Ogre ii. 21 Maybe he could use the moat to break through the wall of fire. He formed his paw into a flipper and scooped a splash..toward the firewall.

2009 L. VanderVelde Mrs. Dred Scott xxviii. 269 The entire line of docks was a burning firewall.

2. A wall or partition designed to inhibit or prevent the spread of fire; spec. such a wall in a building, which extends to a certain height above the roof.

ΘΚΠ

society > inhabiting and dwelling > inhabited place > a building > parts of building > wall of building > [noun] > other specific types of wall

firewall?1666

truss-partition1823

bearing wall1833

sleeper wall1845

curtain wall1859

fender wall1894

cavity wall1910

apron wall1934

storage wall1945

spine wall1949

curtain walling1958

sleeper walling1971

Trombe1978

?1666 in F. Lodwick On Lang., Theol., & Utopia (2011) iv. 296 There may one wall be raised between them..which for distinction may be called the Firewall, that in case of accident the fire come into any of the storehouses, its further progres may be stopped.

1792 Laws State N.-Y. II. (14th Sess.) xlvi. 372 Every dwelling house..shall be made and constructed of stone or brick, with party or fire walls rising twelve inches above the roof.

1851 C. Cist Sketches & Statistics Cincinnati 230 Three smoke-houses..are separated by twelve inch walls..with fire-walls on the roof.

1895 Overland Monthly Oct. 475/1 The brick work contract..included the brick walls from the concrete and iron lintels to the capping of the firewall above the roof.

1947 Aircraft Engin. Jan. 15/1 The firewall is a stout bulkhead.

1967 Appraisal Terminol. & Handbk. (Amer. Inst. Real Estate Appraisers) (ed. 5) 53 A nearly flat roof constructed without a fire wall.

1997 Bangkok Post 26 Feb. i. 3/1 Safety systems, such as fire walls, sprinklers and smoke detectors.

3. figurative.

a. Something designed to protect the security or integrity of a system, process, or institution, esp. by acting as a barrier; a measure taken to prevent something undesirable occurring; a safeguard.

ΘΚΠ

the world > action or operation > safety > protection or defence > [noun] > means of protection or defence > device or contrivance to protect a thing or person

guard1678

fender1739

safeguard1780

velum1781

protector1839

firewall1907

baffle1913

1907 Economist 2 Nov. 1856/1 The most important of them—the Trust Company of America—aptly described by one financier as the ‘firewall’, has withstood the strain.

1981 N.Y. Times 13 Apr. d7/1 Prudence dictates that brokerages build a liability fire wall between them and their commodity subsidiaries.

1995 N.Y. Rev. Bks. 12 Jan. 4/1 ‘Firewalls’ should protect Defense Department money from being transferred to other agencies.

2007 Nature 8 Nov. 169/2 One of these [sc. states], Pennsylvania, created a ‘firewall’ by destroying all of its chestnuts in an unsuccessful attempt to contain the disease.

b. Computing. A system, typically a piece of hardware or software, which provides protection against unauthorized access to or from a private network or computer system.

ΘΚΠ

society > computing and information technology > software > [noun] > means of protecting

firewall1971

dongle1981

1971 Undergraduate Course Operating Syst. Princ. (National Acad. Engineering) 24/1 The protection provides ‘fire walls’ which prevent the spread of trouble.

1983 D. Bischoff War Games xii. 206 Shit. Can we invade the deep logic? We keep hitting a damn fire wall.

1995 New Scientist 4 Feb. 4/2 A computer with a firewall recognises trusted computers by means of an electronic ‘handshake’.

2001 J. Deaver Blue Nowhere xlii. 455 Gillette..just telneted directly into Holloway's machine, broke through the firewall and got a copy that way.

2013 New Yorker 20 May 65/2 The idea is to secure the perimeter of a network with firewalls and intrusion-prevention systems.

This entry has been updated (OED Third Edition, December 2015; most recently modified version published online March 2022).

firewallv.

Brit.

/ˈfʌɪəwɔːl/, U.S.

/ˈfaɪ(ə)rˌwɔl/,

/ˈfaɪ(ə)rˌwɑl/

Origin: Formed within English, by conversion. Etymon: firewall n.

Etymology: < firewall n.Semantic motivation of sense 1: in single-engine, propeller-driven planes, setting the throttle to maximum typically requires pushing the thrust lever toward the firewall which separates the cockpit from the engine compartment (compare balls-to-the-wall adj.); compare:1944 Pinedale (Wyoming) Roundup 20 Jan. 2/3 There was nothing he could do but push his throttle up to the fire wall.

1. transitive. Chiefly Aeronautics. To open (a throttle) to its fullest extent, with the aim of getting maximum power from the engine.For the semantic motivation of this sense see note in etymology.

ΚΠ

1958 AOPA Pilot Mar. 61/1 He fire-walled both throttles (full throttle) and richened both mixtures.

1973 Flying Mar. 69/2 You can get approximate altitude information from the manifold-pressure gauge by firewalling the throttle.

1993 Boating Mar. 132/2 Fire-walling the throttles..is both rough on your drive train and inefficient, causing the stern to ‘squat’.

2013 H. Wilson Caledonian Skies xix. 136 He firewalled the throttle and the resulting thrust nearly ripped the stick out of his hand.

2. transitive. Computing. To protect (data, a computer system, network, etc.) from unauthorized access by means of a firewall.

ΚΠ

1984 IEEE Trans. Software Engin. 10 496/2 Shared interface designs..coupled with information hiding (for firewalling private information against name clashing and unauthorized use).

1994 CIO 1 Dec. 64/2 I have extremely rigid policies about firewalling my systems.

2000 Network World 29 May 47/1 I still recommend firewalling your enterprise network from your ISP with an internally controlled firewall.

2015 S. E. Donaldson et al. Enterprise Cybersecurity viii. 135 This exploit is due to a system misconfiguration where vulnerable services are left Internet-facing when they should have been firewalled off.

3. transitive. To take measures to keep (something) procedurally or functionally separate or protected; (also more generally) to isolate.

ΚΠ

1999 Congress. Rec. 3 Feb. H403/1 That part of the surplus needs to be firewalled and protected, not masked in with the rest of the general operating expenses.

2004 M. Bottery Challenges Educ. Leadership iii. 40 Financial assistance to nation-states is conditional upon the dismantling of trade barriers and of their entry into a global system of free markets, which again limits the ability of nation-states to firewall their economies.

2011 Winnipeg Free Press 9 May a17/2 Voters still persist in firewalling themselves from politicians and what point it is those politicians would like to make.

2015 F. Amtenbrink in A. Arnull & D. Chalmers Oxf. Handbk. European Union Law xxviii. 751 It would be premature to conclude..that the prudential supervisory tasks of the ECB have been completely firewalled from its monetary policy tasks.

This is a new entry (OED Third Edition, December 2015; most recently modified version published online March 2022).

单词	firewall
释义	firewalln. Brit. /ˈfʌɪəwɔːl/, U.S. /ˈfaɪ(ə)rˌwɔl/, /ˈfaɪ(ə)rˌwɑl/ Origin: Formed within English, by compounding. Etymons: fire n., wall n.¹ Etymology: < fire n. + wall n.¹ 1. An unbroken line of flames forming a barrier; a wall of fire. Somewhat rare. ΘΚΠ society > armed hostility > defence > defensive work(s) > barricade > [noun] > other barriers treble1569 firewall1578 herisson1704 boat work1782 tambour1834 gabionage1849 knife-rest1858 skerm1861 stockade tambour1892 the world > action or operation > difficulty > hindrance > [noun] > one who or that which hinders > a hindrance, impediment, or obstacle > insurmountable or impenetrable brick wall1571 firewall1578 iron curtain1819 blank wall1904 Chinese wall1907 1578 W. Hilton in tr. Urbanus Regius Serm. Christ on Way to Emaus f. 203^v (margin) A fire wall. 1919 Bull. John Rylands Libr. 5 86 When Gunnar's horse will not face the flames, Sigurd..enters [Brynhild's] bower, and receives..the ring..which she may not refuse to the man who penetrates her firewall. 1982 P. Anthony Ogre, Ogre ii. 21 Maybe he could use the moat to break through the wall of fire. He formed his paw into a flipper and scooped a splash..toward the firewall. 2009 L. VanderVelde Mrs. Dred Scott xxviii. 269 The entire line of docks was a burning firewall. 2. A wall or partition designed to inhibit or prevent the spread of fire; spec. such a wall in a building, which extends to a certain height above the roof. ΘΚΠ society > inhabiting and dwelling > inhabited place > a building > parts of building > wall of building > [noun] > other specific types of wall firewall?1666 truss-partition1823 bearing wall1833 sleeper wall1845 curtain wall1859 fender wall1894 cavity wall1910 apron wall1934 storage wall1945 spine wall1949 curtain walling1958 sleeper walling1971 Trombe1978 ?1666 in F. Lodwick On Lang., Theol., & Utopia (2011) iv. 296 There may one wall be raised between them..which for distinction may be called the Firewall, that in case of accident the fire come into any of the storehouses, its further progres may be stopped. 1792 Laws State N.-Y. II. (14th Sess.) xlvi. 372 Every dwelling house..shall be made and constructed of stone or brick, with party or fire walls rising twelve inches above the roof. 1851 C. Cist Sketches & Statistics Cincinnati 230 Three smoke-houses..are separated by twelve inch walls..with fire-walls on the roof. 1895 Overland Monthly Oct. 475/1 The brick work contract..included the brick walls from the concrete and iron lintels to the capping of the firewall above the roof. 1947 Aircraft Engin. Jan. 15/1 The firewall is a stout bulkhead. 1967 Appraisal Terminol. & Handbk. (Amer. Inst. Real Estate Appraisers) (ed. 5) 53 A nearly flat roof constructed without a fire wall. 1997 Bangkok Post 26 Feb. i. 3/1 Safety systems, such as fire walls, sprinklers and smoke detectors. 3. figurative. a. Something designed to protect the security or integrity of a system, process, or institution, esp. by acting as a barrier; a measure taken to prevent something undesirable occurring; a safeguard. ΘΚΠ the world > action or operation > safety > protection or defence > [noun] > means of protection or defence > device or contrivance to protect a thing or person guard1678 fender1739 safeguard1780 velum1781 protector1839 firewall1907 baffle1913 1907 Economist 2 Nov. 1856/1 The most important of them—the Trust Company of America—aptly described by one financier as the ‘firewall’, has withstood the strain. 1981 N.Y. Times 13 Apr. d7/1 Prudence dictates that brokerages build a liability fire wall between them and their commodity subsidiaries. 1995 N.Y. Rev. Bks. 12 Jan. 4/1 ‘Firewalls’ should protect Defense Department money from being transferred to other agencies. 2007 Nature 8 Nov. 169/2 One of these [sc. states], Pennsylvania, created a ‘firewall’ by destroying all of its chestnuts in an unsuccessful attempt to contain the disease. b. Computing. A system, typically a piece of hardware or software, which provides protection against unauthorized access to or from a private network or computer system. ΘΚΠ society > computing and information technology > software > [noun] > means of protecting firewall1971 dongle1981 1971 Undergraduate Course Operating Syst. Princ. (National Acad. Engineering) 24/1 The protection provides ‘fire walls’ which prevent the spread of trouble. 1983 D. Bischoff War Games xii. 206 Shit. Can we invade the deep logic? We keep hitting a damn fire wall. 1995 New Scientist 4 Feb. 4/2 A computer with a firewall recognises trusted computers by means of an electronic ‘handshake’. 2001 J. Deaver Blue Nowhere xlii. 455 Gillette..just telneted directly into Holloway's machine, broke through the firewall and got a copy that way. 2013 New Yorker 20 May 65/2 The idea is to secure the perimeter of a network with firewalls and intrusion-prevention systems. This entry has been updated (OED Third Edition, December 2015; most recently modified version published online March 2022). firewallv. Brit. /ˈfʌɪəwɔːl/, U.S. /ˈfaɪ(ə)rˌwɔl/, /ˈfaɪ(ə)rˌwɑl/ Origin: Formed within English, by conversion. Etymon: firewall n. Etymology: < firewall n.Semantic motivation of sense 1: in single-engine, propeller-driven planes, setting the throttle to maximum typically requires pushing the thrust lever toward the firewall which separates the cockpit from the engine compartment (compare balls-to-the-wall adj.); compare:1944 Pinedale (Wyoming) Roundup 20 Jan. 2/3 There was nothing he could do but push his throttle up to the fire wall. 1. transitive. Chiefly Aeronautics. To open (a throttle) to its fullest extent, with the aim of getting maximum power from the engine.For the semantic motivation of this sense see note in etymology. ΚΠ 1958 AOPA Pilot Mar. 61/1 He fire-walled both throttles (full throttle) and richened both mixtures. 1973 Flying Mar. 69/2 You can get approximate altitude information from the manifold-pressure gauge by firewalling the throttle. 1993 Boating Mar. 132/2 Fire-walling the throttles..is both rough on your drive train and inefficient, causing the stern to ‘squat’. 2013 H. Wilson Caledonian Skies xix. 136 He firewalled the throttle and the resulting thrust nearly ripped the stick out of his hand. 2. transitive. Computing. To protect (data, a computer system, network, etc.) from unauthorized access by means of a firewall. ΚΠ 1984 IEEE Trans. Software Engin. 10 496/2 Shared interface designs..coupled with information hiding (for firewalling private information against name clashing and unauthorized use). 1994 CIO 1 Dec. 64/2 I have extremely rigid policies about firewalling my systems. 2000 Network World 29 May 47/1 I still recommend firewalling your enterprise network from your ISP with an internally controlled firewall. 2015 S. E. Donaldson et al. Enterprise Cybersecurity viii. 135 This exploit is due to a system misconfiguration where vulnerable services are left Internet-facing when they should have been firewalled off. 3. transitive. To take measures to keep (something) procedurally or functionally separate or protected; (also more generally) to isolate. ΚΠ 1999 Congress. Rec. 3 Feb. H403/1 That part of the surplus needs to be firewalled and protected, not masked in with the rest of the general operating expenses. 2004 M. Bottery Challenges Educ. Leadership iii. 40 Financial assistance to nation-states is conditional upon the dismantling of trade barriers and of their entry into a global system of free markets, which again limits the ability of nation-states to firewall their economies. 2011 Winnipeg Free Press 9 May a17/2 Voters still persist in firewalling themselves from politicians and what point it is those politicians would like to make. 2015 F. Amtenbrink in A. Arnull & D. Chalmers Oxf. Handbk. European Union Law xxviii. 751 It would be premature to conclude..that the prudential supervisory tasks of the ECB have been completely firewalled from its monetary policy tasks. This is a new entry (OED Third Edition, December 2015; most recently modified version published online March 2022). < n.1578v.1958
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