Glossary · Nouns · B
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TermTypeDefinitionClassificationsUpdated
Backbonenounthe part of a book's cover that encloses the inner side of the book's pages and that faces outward when the book is shelvedverified
BackdoornounAn undocumented way of gaining access to a computer system. A backdoor is a potential security risk.Vulnerability
Background KnowledgenounMWEinformation that is essential to understanding a situation or problemverified
Background NoisenounMWEextraneous noise contaminating sound measurements that cannot be separated from the desired signalverified
Background ProcessingnounMWEthe execution of low priority programs while higher priority programs are not using the processing systemverified
Background SignalnounMWEextraneous signals that can be confused with the phenomenon to be observed or measuredverified
Backgroundernouna press conference or interview in which a government official explains to reporters the background of an action or policyverified
Backgroundingnounthe execution of low priority programs while higher priority programs are not using the processing systemverified
Backhand ShotnounMWEa return made with the back of the hand facing the direction of the strokeverified
Backhand StrokenounMWEa return made with the back of the hand facing the direction of the strokeverified
Backhoenounan excavator whose shovel bucket is attached to a hinged boom and is drawn backward to move earthverified
Backroom BoynounMWEan expert adviser involved in making important decisions but usually lacking official statusverified
Backseatnouna seat at the back of a vehicle (especially the seat at the back of an automobile)verified
Backsheeshnouna relatively small amount of money given for services rendered (as by a waiter)verified
Backswimmernounpredaceous aquatic insect that swims on its back and may inflict painful bitesverified
Backtracking ResistancenounMWEBacktracking resistance is provided relative to time T if there is assurance that an adversary who has knowledge of the internal state of the Deterministic Random Bit Generator (DRBG) at some time subsequent to time T would be unable to distinguish between observations of ideal random bitstrings and (previously unseen) bitstrings that were output by the DRBG prior to time T. The complementary assurance is called Prediction Resistance.ControlRegulated
Backup FilenounMWE(computer science) a computer file dedicated to storing and updating computer backupsverified
Backup MannounMWEsomeone who takes the place of another (as when things get dangerous or difficult)verified
Backwaternouna body of water that was created by a flood or tide or by being held or forced back by a damverified
Bacon-Lettuce-Tomato SandwichnounMWEsandwich filled with slices of bacon and tomato with lettuceverified
Bacteria BednounMWElayer of sand or gravel used to expose sewage effluent to air and the action of microorganismsverified
Bacterial PlaquenounMWEa film of mucus and bacteria deposited on the teeth that encourages the development of dental cariesverified
Bacteriochlorophyllnouna substance in photosensitive bacteria that is related to but different from chlorophyll of higher plantsverified
Bacteriumnoun(microbiology) single-celled or noncellular spherical or spiral or rod-shaped organisms lacking chlorophyll that reproduce by fissionverified
Bad BlocknounMWE(computer science) a block (usually one sector) that cannot reliably hold dataverified