End UserA person who uses SmarterMail to send and receive mail, or to manage a domain consisting of other end user email accounts.
end-of-medium characterA control character that may be used to identify either the physical end of a data medium or the end of the usable or used portion of a data medium.
end-of-message functionIn tape relay procedure, the letter and key functions, including the end-of-message indicator, that constitute the last format line.
end-of-transmission character (EOT)A transmission control character used to indicate the conclusion of a transmission that may have included one or more texts and any associated message…
end-of-transmission-block character (ETB)A transmission control character used to indicate the end of a transmission block of data when data are divided into such blocks for transmission purposes.
end-to-end communicationA direct peer to peer communication of terminal equipment (TE) to TE, or TE to a network gateway supporting, for example, PSPDN interworking (public…
end-to-end confidentiality/integrity1. A characteristic of preserving the privacy and/or unadulterated nature of communicated data across networks which may include, e.g.
end-to-end enciphermentEncipherment of data within or at the source end system, with the corresponding decipherment occurring only within or at the destination end system.
end-to-end securitySafeguarding information in a secure telecommunication system by cryptographic or protected distribution system means from point of origin to point of…
end-to-end signalingThe capability changeover procedure to be used whenever the normal one cannot be accomplished (i.e.
Endgame FOVThe field of view of the interceptors sensor during its final maneuvers after target acquisition to intercept the target.
EndoatmosphericWithin the earths atmosphere; generally considered to be altitudes below 100 km. An endoatmospheric interceptor reaches its target within the atmosphere.
endpointIn clinical trials, an event or outcome that can be measured objectively to determine whether the intervention being studied is beneficial.
endpoint nodeIn network topology, a node connected to one and only one yybranch. Synonym peripheral node.
endpoint portAmazon RDS: The port number used by a DB instance.
endurabilityThe property of a system, subsystem, equipment, or process that enables it to continue to function within specified performance limits for an extended…
EnduranceThe time an aircraft can continue flying, or a ground vehicle or ship can continue operating, under specified conditions, e.g. without refueling.
Engage(1) In air defense, a fire control order used to direct or authorize units and/or weapon systems to fire on a designated target.
Engagement(1) A period of hostilities beginning when the first ballistic missile target undergoes fire from the first defensive weapon.
Engagement AuthorizationThe authorization given to USSPACECOM to use weapon and sensor systems under previously coordinated and authorized rules, procedures, and conditions.
Engagement Control(1) That set of coordination, assessment, decision, and direction functions normally implemented automatically to execute the selected battle plan…
Engagement PlanningA set of rules and parameters to be used in developing weapon-target assignments and for sensor resource management. (USSPACECOM)
Engagement SurveillanceThe surveillance required to support RV negation in the midcourse tier.
Engagement TimeThe time that a weapon takes while engaging a given target. This includes not only firing at the target but all other necessary weapon functions involved…
Engineering and Manufacturing Development (EMD)The third phase in the acquisition process, following Milestone II. The system and its supporting items are fully developed, engineered, designed…
Engineering Change Proposal (ECP)A proposal to the responsible authority recommending that a change to an original item of equipment be considered, and the design or engineering change be…
Engineering DevelopmentA funding category including those development programs being engineered for service use but which have not yet been approved for procurement or operation.
Engineering Development ModelAn advanced prototype used during the Engineering and Manufacturing Development phase (EMD) to resolve design deficiencies, demonstrate maturing…
enhanced 911 (E911) systemA system that establishes connections between customer installations (CIs) and constituent public service access points (PSAPs), provides automatic…
Enhanced Document AvailabilityA set of Microsoft Exchange features that offers increased access to documents even when the documents are located on an internal network or the software…
enhanced folderA document storage folder that supports document management tasks such as check-in, check-out, versioning, approval, and publishing.
enhanced serviceService, offered over commercial carrier transmission facilities used in interstate communications, that employs computer processing applications that act…
enhanced service providerA company that provides, via a connection to an exchange carrier, services that add value to voice and/or data information. [T1.251-1996]
enhanced service providersA for-profit business that offers to transmit voice and data messages and simultaneously adds value to the messages it transmits.
enquiry character (ENQ)A transmission control character used as a request for a response from the station with which a connection has been set up.
EnrollmentThe process of collecting a biometric sample from an end user, converting it into a biometric reference, and storing it in the biometric system's database…
ENSCDEnemy Situation and Correlation Division (JFACC term).
Entailment (logical implication)In Semantic Web, one of the key inference ideas; a relationship between two pieces of knowledge where the truth of the first piece of knowledge requires…
Enterprise ApplicationsThe applications or services that are run within modern enterprise data centers.
enterprise beanA J2EE component that implements a business task or business entity and is hosted by an EJB container; either an entity bean, a session bean, or a…
enterprise bean providerAn application developer who produces enterprise bean classes, remote and home interfaces, and deployment descriptor files, and packages them in an EJB…
Enterprise GridAn enterprise grid is a collection of interconnected (networked) grid components under the control of a grid management entity.
Enterprise Grid ComputingA form of grid computing, specifically within an enterprise, resulting in an enterprise grid that includes commercial enterprise applications as a type of…
enterprise information systemThe applications that constitute an enterprise's existing system for handling companywide information.
entity beanAn enterprise bean that represents persistent data maintained in a database. An entity bean can manage its own persistence or can delegate this function…
Entity ExtractionThe ability of an enterprise search platform to parse and recognize informational entities, such as geographic names, personal names, and company names.
entity referenceA reference to an entity that is substituted for the reference when the XML document is parsed.
entity relationship diagramA graphical representation of the entities and the relationships between them. Entity relationship diagrams are a useful medium to achieve a common…
entrance facilityThe entrance to a building for both public and private network service cables (including antenna transmission lines, where applicable), including the…
entrance pointIn a building, the point of emergence of telecommunications service cables through an exterior wall, floor slab, or from a rigid metal conduit or…
entrance roomIn a building, a space in which the joining of inter- and/or intrabuilding telecommunications backbone facilities takes place.
EntrapmentThe act of inducing a person to commit a crime so that a criminal charge will be brought against him.
EntropyA measure of the unavailable or unusable energy in a system; energy that cannot be converted to another form.
enumA Java keyword used to declare an enumerated type.
enumerated typeA data type - not directly available in Java - in which symbolic names are used for a sequence of constant numeric values.
envelopeThe boundary of the family of curves obtained by varying a parameter of a wave. See figure under amplitude modulation.
envelope delay distortionSignal distortion that results when the rate of change of phase shift with frequency over the necessary bandwidth of the signal is not constant.
envelope journalingEnvelope journaling differs from message-only journaling and Bcc journaling because it permits you to archive transport envelope information (P1 message…
envelope message overheadThere is a small overhead for each journalized message, because the envelope journal message includes a plain text report with the original message…
EnvironmentAll the natural and living things around us. The earth, air, weather, plants, and animals all make up our environment.
environment variableA mechanism by which some high-level agent such as a user can pass its preferences down to its future offspring (child processes, grandchild processes…
Environmental Assessment (EA)(EA)A public document that analyzes a proposed federal action for the possibility of significant environmental impacts.
environmental controlmanagement of the conditions where records are stored, including temperature, humidity, air quality, light, and pests See also climate control.
environmental fault bus (EFB)A storage shelf component that is used to note disk and shelf events, including disk insertion or removal, fan faults, and power supply faults.
Environmental Impact Statement (EIS)(EIS)A comprehensive study of likely environmental impacts resulting from major federally-assisted projects; statements are required by the National…
environmental monitoring unit (EMU)A storage shelf component that is used to note disk and shelf events, including disk insertion or removal, fan faults, and power supply faults.
Environmental SecurityA specialized form of physical security that prevents technical penetration, e.g., penetration by waves of electron beams.
EnvironmentsThe media, conditions, and/or physical objects in which a BMD asset is immersed or surrounded.
EOElected Office - the national Office or intergovernmental organization of or acting for the Contracting State elected by the applicant under Chapter II of…