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Glossary · MWE Terms · C

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TermTypeDefinitionClassificationsUpdated
Contrast MaterialnounMWEa substance that is opaque to x-raysverifiedMay 18, 2026
Contrast MediumnounMWEa substance that is opaque to x-raysverifiedMay 18, 2026
Contributory NegligencenounMWE(law) behavior by the plaintiff that contributes to the harm resulting from the defendant's negligenceverifiedMay 18, 2026
Control AccountnounMWEan account that shows totals of amounts entered in a subsidiary ledgerverifiedMay 18, 2026
control activitynounMWEAn action established through policies and procedures that help ensure that management's directives to mitigate risks to the achievement of objectives are carried out.verifiedAug 30, 2026
control and monitorverbMWETo have the power to direct or operate something in a certain way and regularly observe it.verifiedJun 3, 2026
Control BoardnounMWEelectrical device consisting of a flat insulated surface that contains switches and dials and meters for controlling other electrical devicesverifiedMay 18, 2026
Control CenternounMWEthe operational center for a group of related activitiesverifiedMay 18, 2026
Control CharacternounMWEASCII characters to indicate carriage return or tab or backspaceverifiedMay 18, 2026
Control CircuitnounMWEa feedback circuit that subtracts from the inputverifiedMay 18, 2026
Control ClassnounMWE(control group) the set of observations in an experiment or prospective study that do not receive the experimental treatment(s). These observations serve (a) as a comparison point to evaluate the magnitude and significance of each experimental treatment, (b) as a reality check to compare the current observations with previous observation history, and (c) as a source of data for establishing the natural experimental error.verifiedAug 31, 2026
Control ConditionnounMWEa standard against which other conditions can be compared in a scientific experimentverifiedMay 18, 2026
Control ExperimentnounMWEan experiment designed to control for variables affecting the results of another experimentverifiedMay 18, 2026
Control FreaknounMWEsomeone with a compulsive desire to exert control over situations and peopleverifiedMay 18, 2026
Control FunctionnounMWEan operation that controls the recording or processing or transmission of interpretation of dataverifiedMay 18, 2026
Control GridnounMWEan electrode placed between the cathode and anode of a vacuum tube to control the flow of electrons through the tubeverifiedMay 18, 2026
Control InformationnounMWEInformation that is entered into a cryptographic module for the purposes of directing the operation of the module.verifiedAug 30, 2026
Control KeynounMWE(computer science) the key on a computer keyboard that is used (in combination with some other key) to type control charactersverifiedMay 18, 2026
Control OperationnounMWEan operation that controls the recording or processing or transmission of interpretation of dataverifiedMay 18, 2026
Control PanelnounMWEelectrical device consisting of a flat insulated surface that contains switches and dials and meters for controlling other electrical devicesverifiedMay 18, 2026
Control requirementsnounMWEProcess used to document and/or track internal processes to determine that those established procedures and/or physical security policies are being followed.verifiedMay 9, 2026
Control RodnounMWEa steel or aluminum rod that can be moved up or down to control the rate of the nuclear reactionverifiedMay 18, 2026
Control RoomnounMWEa room housing control equipment (as in a recording studio)verifiedMay 18, 2026
Control self-assessmentnounMWEA technique used to internally assess the effectiveness of risk management and control processes.verifiedMay 9, 2026
Control SticknounMWEa lever used by a pilot to control the ailerons and elevators of an airplaneverifiedMay 18, 2026
Control StocknounMWEshares owned by shareholders who have a controlling interestverifiedMay 18, 2026
Control SurfacenounMWEa device that provides reactive force when in motion relative to the surrounding airverifiedMay 18, 2026
Control SystemnounMWEa system for controlling the operation of another systemverifiedMay 18, 2026
Control TowernounMWEa tower with an elevated workspace enclosed in glass for the visual observation of aircraft around an airportverifiedMay 18, 2026
Controlled Access AreanounMWEPhysical area (e.g., building, room, etc.) to which only authorized personnel are granted unrestricted access. All other personnel are either escorted by authorized personnel or are under continuous surveillance.verifiedMay 9, 2026
Controlled Access ProtectionnounMWEMinimum set of security functionality that enforces access control on individual users and makes them accountable for their actions through login procedures, auditing of security-relevant events, and resource isolation.verifiedMay 9, 2026
Controlled AreanounMWEAny area or space for which the organization has confidence that the physical and procedural protections provided are sufficient to meet the requirements established for protecting the information or system.verifiedMay 9, 2026
Controlled Cryptographic ItemnounMWESecure telecommunications or information system, or associated cryptographic component, that is unclassified and handled through the COMSEC Material Control System (CMCS), an equivalent material control system, or a combination of the two that provides accountability and visibility. Such items are marked “Controlled Cryptographic Item,” or, where space is limited, “CCI”.verifiedMay 9, 2026
Controlled Cryptographic Item AssemblynounMWEDevice embodying a cryptographic logic or other COMSEC design that NSA has approved as a Controlled Cryptographic Item (CCI). It performs the entire COMSEC function, but depends upon the host equipment to operate.verifiedMay 9, 2026
Controlled Cryptographic Item ComponentnounMWEPart of a Controlled Cryptographic Item (CCI) that does not perform the entire COMSEC function but depends upon the host equipment, or assembly, to complete and operate the COMSEC function.verifiedMay 9, 2026
Controlled Cryptographic Item EquipmentnounMWETelecommunications or information handling equipment that embodies a Controlled Cryptographic Item (CCI) component or CCI assembly and performs the entire COMSEC function without dependence on host equipment to operate.verifiedMay 9, 2026
Controlled InterfacenounMWEA boundary with a set of mechanisms that enforces the security policies and controls the flow of information between interconnected information systems.verifiedMay 9, 2026
Controlled SpacenounMWEThree-dimensional space surrounding information system equipment, within which unauthorized individuals are denied unrestricted access and are either escorted by authorized individuals or are under continuous physical or electronic surveillance.verifiedAug 30, 2026
Controlled SubstancenounMWEa drug or chemical substance whose possession and use are controlled by lawverifiedMay 18, 2026
Controlled Unclassified InformationnounMWEInformation that a law, regulation, or government-wide policy requires to have safeguarding or disseminating controls, excluding information that is classified under Executive Order 13526, Classified National Security Information, December 29, 2009, or any predecessor or successor order, or the Atomic Energy Act of 1954, as amended. [1]verifiedMay 9, 2026
Controlling AuthoritynounMWEOfficial responsible for directing the operation of a cryptonet and for managing the operational use and control of keying material assigned to the cryptonet.verifiedMay 9, 2026
Controlling InterestnounMWEownership of more than 50% of a corporation's voting sharesverifiedMay 18, 2026
Convenience FoodnounMWEany packaged dish or food that can be prepared quickly and easily as by thawing or heatingverifiedMay 18, 2026
Convenience StorenounMWEa store selling a limited variety of food and pharmaceutical itemsverifiedMay 18, 2026
Convergent StrabismusnounMWEstrabismus in which one or both eyes turn inward toward the noseverifiedMay 18, 2026
Convergent ThinkernounMWEa thinker who focuses on the problem as stated and tries to synthesize information and knowledge to achieve a solutionverifiedMay 18, 2026
Convergent ThinkingnounMWEthinking that brings together information focussed on solving a problem (especially solving problems that have a single correct solution)verifiedMay 18, 2026
Converging LensnounMWElens such that a beam of light passing through it is brought to a point or focusverifiedMay 18, 2026
Conversation PiecenounMWEsomething interesting that stimulates conversationverifiedMay 18, 2026
Conversation StoppernounMWEa remark to which there is no polite conversational replyverifiedMay 18, 2026
Conversational PartnernounMWEa person who takes part in a conversationverifiedMay 18, 2026
Conversion DisordernounMWEa mental disorder characterized by the conversion of mental conflict into somatic forms (into paralysis or anesthesia having no apparent cause)verifiedMay 18, 2026
Conversion FactornounMWEfactor by which a quantity that is expressed in one set of units must be multiplied in order to convert it into another set of unitsverifiedMay 18, 2026
Conversion HysterianounMWEa mental disorder characterized by the conversion of mental conflict into somatic forms (into paralysis or anesthesia having no apparent cause)verifiedMay 18, 2026
Conversion plannounMWEA plan that details transition planning and implementation issues in the period between the execution of an outsourcing agreement and the full production use of the outsourced services.verifiedAug 30, 2026
Conversion ReactionnounMWEa mental disorder characterized by the conversion of mental conflict into somatic forms (into paralysis or anesthesia having no apparent cause)verifiedMay 18, 2026
Convertible BondnounMWEa bond that can be converted to other securities under certain conditionsverifiedMay 18, 2026
Convertible SecuritynounMWEa corporate security (usually bonds or preferred stock) that can be exchanged for another form of security (usually common stock)verifiedMay 18, 2026
Convex LensnounMWElens such that a beam of light passing through it is brought to a point or focusverifiedMay 18, 2026
Convex PolygonnounMWEa polygon such that no side extended cuts any other side or vertexverifiedMay 18, 2026
Convex PolyhedronnounMWEa polyhedron any plane section of which is a convex polygonverifiedMay 18, 2026
Convex ShapenounMWEa shape that curves or bulges outwardverifiedMay 18, 2026
Conveyance of TitlenounMWEact of transferring property title from one person to anotherverifiedMay 18, 2026
Conveyer BeltnounMWEa moving belt that transports objects (as in a factory)verifiedMay 18, 2026
Conveyor BeltnounMWEa moving belt that transports objects (as in a factory)verifiedMay 18, 2026
Convict FishnounMWEgreenling with whitish body marked with black bandsverifiedMay 18, 2026
Convolution of BrocanounMWEthe motor speech center in the left hemisphere of the brain in most peopleverifiedMay 18, 2026
cooccur withverbMWEto go or occur togetherverifiedJun 3, 2026
cook outverbMWEto cook outdoors on a barbecue grillverifiedJun 3, 2026
cook upverbMWEto make up something artificial or untrueverifiedJun 3, 2026
Cookery BooknounMWEa book of recipes and cooking directionsverifiedMay 18, 2026
Cookie CutternounMWEa kitchen utensil used to cut a sheet of cookie dough into desired shapes before bakingverifiedMay 18, 2026
Cookie JarnounMWEa jar in which cookies are kept (and sometimes money is hidden)verifiedMay 18, 2026
Cookie Jar ReservenounMWEa hidden reserve that can be used to adjust quarterly earning reportsverifiedMay 18, 2026
Cookie SheetnounMWEa cooking utensil consisting of a flat rectangular metal sheet used for baking cookies or biscuitsverifiedMay 18, 2026
Cooking ApplenounMWEan apple used primarily in cooking for pies and applesauce etcverifiedMay 18, 2026
Cooking ChocolatenounMWEpure unsweetened chocolate used in baking and icings and sauces and candyverifiedMay 18, 2026
Cooking OilnounMWEany of numerous vegetable oils used in cookingverifiedMay 18, 2026
Cooking PannounMWEcooking utensil consisting of a wide metal vesselverifiedMay 18, 2026
Cooking StovenounMWEa kitchen appliance used for cooking foodverifiedMay 18, 2026
Cooking UtensilnounMWEa kitchen utensil made of material that does not melt easilyverifiedMay 18, 2026
Cooky JarnounMWEa jar in which cookies are kept (and sometimes money is hidden)verifiedMay 18, 2026
cool downverbMWEto make cool or coolerverifiedJun 3, 2026
cool itverbMWEto become quiet or calm, especially after a state of agitationcandidateJun 3, 2026
Cool JazznounMWEjazz that is restrained and fluid and marked by intricate harmonic structures often lagging slightly behind the beatverifiedMay 18, 2026
cool offverbMWEto become quiet or calm, especially after a state of agitationcandidateJun 3, 2026
cool one's heelsverbMWEto wait or pass the time aimlessly or futilelycandidateJun 3, 2026
Coolant SystemnounMWEa cooling system that uses a fluid to transfer heat from one place to anotherverifiedMay 18, 2026
Cooling SystemnounMWEequipment in a motor vehicle that cools the engineverifiedMay 18, 2026
Cooling TowernounMWEa cooling system used in industry to cool hot water (by partial evaporation) before reusing it as a coolantverifiedMay 18, 2026
Coon BearnounMWElarge black-and-white herbivorous mammal of bamboo forests of China and TibetverifiedMay 18, 2026
Coon CatnounMWEraccoon-like omnivorous mammal of Mexico and the southwestern United States having a long bushy tail with black and white ringsverifiedMay 18, 2026
Coonskin CapnounMWEa raccoon cap with the tail hanging down the backverifiedMay 18, 2026
coop inverbMWEto confine in or as if in a coopverifiedJun 3, 2026
coop upverbMWEto confine in or as if in a coopverifiedJun 3, 2026
Cooperative Key GenerationnounMWEElectronically exchanging functions of locally generated, random components, from which both terminals of a secure circuit construct traffic encryption key or key encryption key for use on that circuit. See Per-Call Key.verifiedAug 30, 2026
Cooperative Remote RekeyingnounMWESynonymous with manual remote rekeying.verifiedAug 30, 2026
Coordinate AxisnounMWEone of the fixed reference lines of a coordinate systemverifiedMay 18, 2026
Coordinate BondnounMWEa covalent bond in which both electrons are provided by one of the atomsverifiedMay 18, 2026
Coordinate ClausenounMWEa clause in a complex sentence that is grammatically equivalent to the main clause and that performs the same grammatical functionverifiedMay 18, 2026