Glossary · Nouns · E
L1 — paginated flat list. Pick a POS, pick a letter.
TermTypeDefinitionClassificationsUpdated
elevated accessnounMWERoles or permissions that, if misused or compromised, could allow a person to exploit the system for his or her own gain or illicit purpose.ControlRegulated
Elevated RailroadnounMWEa railway that is powered by electricity and that runs on a track that is raised above the street levelverified
Elevated RailwaynounMWEa railway that is powered by electricity and that runs on a track that is raised above the street levelverified
Elevatornounlifting device consisting of a platform or cage that is raised and lowered mechanically in a vertical shaft in order to move people from one floor to another in a buildingverified
Elevator ShaftnounMWEa vertical shaft in a building to permit the passage of an elevator from floor to floorverified
Eleven-Plusnoun(formerly in Britain) an examination taken by 11 and 12 year old students to select suitable candidates for grammar schoolverified
Eleventh Cranial NervenounMWEarises from two sets of roots (cranial and spinal) that unite to form the nerveverified
Elevonnouna movable surface on a delta wing fulfilling the functions of an aileron and an elevatorverified
Eliminationnounanalysis of a problem into alternative possibilities followed by the systematic rejection of unacceptable alternativesverified
Elimination ReactionnounMWEa chemical reaction in which a molecule decomposes to two different moleculesverified
Elimination TournamentnounMWEa tournament in which losers are eliminated in successive roundsverified
Elisionnounomission of a sound between two words (usually a vowel and the end of one word or the beginning of the next)verified
Elite GroupnounMWEa group or class of persons enjoying superior intellectual or social or economic statusverified
Elixirnouna sweet flavored liquid (usually containing a small amount of alcohol) used in compounding medicines to be taken by mouth in order to mask an unpleasant tasteverified
Elkhorn FernnounMWEcommonly cultivated fern of Australia and southeastern Asia and Polynesiaverified
Elkhoundnounbreed of compact medium-sized dog with a heavy grey coat developed in Norway for hunting elkverified
Elkwoodnounsmall deciduous tree of eastern North America having creamy white flowers and large leaves in formations like umbrellas at the ends of branchesverified
Ellipsenouna closed plane curve resulting from the intersection of a circular cone and a plane cutting completely through itverified
Ellipsoid of RevolutionnounMWEa shape that is generated by rotating an ellipse around one of its axesverified
Elliptic GeometrynounMWE(mathematics) a non-Euclidean geometry that regards space as like a sphere and a line as like a great circleverified
Elliptical curve cryptographynounMWEAn algorithm that combines plane geometry with algebra to achieve stronger authentication with smaller keys compared to traditional methods, such as RSA, which primarily use algebraic factoring. Scope Note: Smaller keys are more suitable to mobile devices.Capability
Elm FamilynounMWEa dicot family of the order Urticales including: genera Ulmus, Celtis, Planera, Tremaverified
Elsholtzianounany of various aromatic herbs of the genus Elsholtzia having blue or purple flowers in one-sided spikesverified
Elutionnounthe process of extracting one material from another by washing with a solvent to remove adsorbed material from an adsorbent (as in washing of loaded ion-exchange resins to remove captured ions)verified
Elytronnouneither of the horny front wings in beetles and some other insects which cover and protect the functional hind wingsverified
Emanations AnalysisnounMWEGaining direct knowledge of communicated data by monitoring and resolving a signal that is emitted by a system and that contains the data but is not intended to communicate the data.CapabilityRestrictedCUI
Emanations SecuritynounMWEProtection resulting from measures taken to deny unauthorized individuals information derived from intercept and analysis of compromising emissions from crypto-equipment or an information system. See TEMPEST.ControlRegulatedCUI
Embalmmentnounpreservation (of a dead body) by treating with balsams and drugs and other chemicalsverified
Embedded Cryptographic SystemnounMWECryptosystem performing or controlling a function as an integral element of a larger system or subsystem.SystemRegulatedCUI
Embedded CryptographynounMWECryptography engineered into an equipment or system whose basic function is not cryptographic.Control
EmbeddingnounAn embedding is a representation of a topological object, manifold, graph, field, etc. in a certain space in such a way that its connectivity or algebraic properties are preserved. For example, a field embedding preserves the algebraic structure of plus and times, an embedding of a topological space preserves open sets, and a graph embedding preserves connectivity. One space X is embedded in another space Y when the properties of Y restricted to X are the same as the properties of X.verified
Embellishmentnounelaboration of an interpretation by the use of decorative (sometimes fictitious) detailverified
Embernouna hot fragment of wood or coal that is left from a fire and is glowing or smolderingverified
Embezzlementnounthe fraudulent appropriation of funds or property entrusted to your care but actually owned by someone elseverified
Embolismnounocclusion of a blood vessel by an embolus (a loose clot or air bubble or other particle)verified
Embolusnounan abnormal particle (e.g. an air bubble or part of a clot) circulating in the bloodverified
Embossmentnounsculpture consisting of shapes carved on a surface so as to stand out from the surrounding backgroundverified