firewall

or fire wall

[ fahyuhr-wawl ]

/ ˈfaɪərˌwɔl /

noun

a partition made of fireproof material to prevent the spread of a fire from one part of a building or ship to another or to isolate an engine compartment, as on a plane, automobile, etc.

a person, thing, or event that acts as a barrier or protection against something undesirable: The new employee handbook should create a firewall against unethical business conduct.

Digital Technology. an integrated collection of security measures designed to prevent unauthorized electronic access to a networked computer system.

Origin of firewall

An Americanism dating back to 1750–60

Words nearby firewall

firetrap, fire truck, fire-tube boiler, fire up, fire walking, firewall, firewarden, fire watcher, firewater, fireweed, FireWire

Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for firewall

“We were very careful to build a firewall between that work and our work with independent journalists,” Bourgault said.
Why the U.S. Paid Karzai's Top Aide|Eli Lake, Josh Rogin|December 18, 2013|DAILY BEAST
I think that the firewall between depression and psychosis is going to be erased.
America’s Depression Diagnoses Epidemic and How to Fix It|Jesse Singal|March 30, 2013|DAILY BEAST
There is a huge overlap, and this firewall is very much an artifact.
America’s Depression Diagnoses Epidemic and How to Fix It|Jesse Singal|March 30, 2013|DAILY BEAST
Minority rights matter a lot in a body which was supposed to be a firewall against the haste and folly of popular sentiment.
The British Model for Filibuster Reform|David Frum|January 25, 2013|DAILY BEAST

He is my president, though, and he's the firewall we have against the lunatics taking over.
More Colloquizing With You People|Michael Tomasky|August 29, 2012|DAILY BEAST
The copper fuel line curved down from the firewall to a glass sediment cup.
It Could Be Anything|John Keith Laumer
Moving quickly, he went over to the place where the control cables came in through the firewall.
The Bramble Bush|Gordon Randall Garrett
You try to get an experimental service running and no one will reconfigure the firewall.
Makers|Cory Doctorow
It was just as he turned the lever that undogged the firewall door that he realized his mistake.
The Bramble Bush|Gordon Randall Garrett
He went out again, closing the firewall door behind him and dogging it tight.
The Bramble Bush|Gordon Randall Garrett

British Dictionary definitions for firewall

firewall

noun

a fireproof wall or partition used to impede the progress of a fire, as from one room or compartment to another

computing a computer system that isolates another computer from the internet in order to prevent unauthorized access

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Cultural definitions for firewall

firewall

A means of separating a computer network from outside networks for security purposes. A server outside an organization's own network may be used to funnel all incoming and outgoing traffic to assist in keeping out viruses, as well as to prevent unauthorized outsiders from gaining access to a network.

Scientific definitions for firewall

firewall

[ fîr′wôl′ ]

A software program or hardware device that restricts communication between a private network or computer system and outside networks.

单词	firewall
释义	firewall or fire wall [ fahyuhr-wawl ] / ˈfaɪərˌwɔl / noun a partition made of fireproof material to prevent the spread of a fire from one part of a building or ship to another or to isolate an engine compartment, as on a plane, automobile, etc. a person, thing, or event that acts as a barrier or protection against something undesirable: The new employee handbook should create a firewall against unethical business conduct. Digital Technology. an integrated collection of security measures designed to prevent unauthorized electronic access to a networked computer system. Origin of firewall An Americanism dating back to 1750–60 Words nearby firewall firetrap, fire truck, fire-tube boiler, fire up, fire walking, firewall, firewarden, fire watcher, firewater, fireweed, FireWire Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for firewall “We were very careful to build a firewall between that work and our work with independent journalists,” Bourgault said. Why the U.S. Paid Karzai's Top Aide\|Eli Lake, Josh Rogin\|December 18, 2013\|DAILY BEAST I think that the firewall between depression and psychosis is going to be erased. America’s Depression Diagnoses Epidemic and How to Fix It\|Jesse Singal\|March 30, 2013\|DAILY BEAST There is a huge overlap, and this firewall is very much an artifact. America’s Depression Diagnoses Epidemic and How to Fix It\|Jesse Singal\|March 30, 2013\|DAILY BEAST Minority rights matter a lot in a body which was supposed to be a firewall against the haste and folly of popular sentiment. The British Model for Filibuster Reform\|David Frum\|January 25, 2013\|DAILY BEAST He is my president, though, and he's the firewall we have against the lunatics taking over. More Colloquizing With You People\|Michael Tomasky\|August 29, 2012\|DAILY BEAST The copper fuel line curved down from the firewall to a glass sediment cup. It Could Be Anything\|John Keith Laumer Moving quickly, he went over to the place where the control cables came in through the firewall. The Bramble Bush\|Gordon Randall Garrett You try to get an experimental service running and no one will reconfigure the firewall. Makers\|Cory Doctorow It was just as he turned the lever that undogged the firewall door that he realized his mistake. The Bramble Bush\|Gordon Randall Garrett He went out again, closing the firewall door behind him and dogging it tight. The Bramble Bush\|Gordon Randall Garrett British Dictionary definitions for firewall firewall noun a fireproof wall or partition used to impede the progress of a fire, as from one room or compartment to another computing a computer system that isolates another computer from the internet in order to prevent unauthorized access Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Cultural definitions for firewall firewall A means of separating a computer network from outside networks for security purposes. A server outside an organization's own network may be used to funnel all incoming and outgoing traffic to assist in keeping out viruses, as well as to prevent unauthorized outsiders from gaining access to a network. The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. Scientific definitions for firewall firewall [ fîr′wôl′ ] A software program or hardware device that restricts communication between a private network or computer system and outside networks. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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