SBIRS LowSBIRS low altitude component consisting of SBIRS LEO satellites. The SBIRS Low component will be designed to provide precision midcourse tracking and…
ScalabilityThe capacity of a system to expand without requiring major reconfiguration or re-entry of data.
ScalarA constant number. 1, -16, .3534, 7346 are all scalars.
scalar contextThe situation in which an "expression" is expected by its surroundings (the code calling it) to return a single "value" rather than a "list" of values.
scalar literalA number or quoted "string"--an actual "value" in the text of your program, as opposed to a "variable".
scalar valueA value that happens to be a "scalar" as opposed to a "list".
scalar variableA "variable" prefixed with 0/code> that holds a single value.
ScaleRatio of map distance to Earth distance. Thus, in a 1:24,000 scale map, one centimeter, inch, or foot equals 24,000 centimeters, inches, or feet on the…
scale barA map element that shows the map scale graphically.
Scale OutScale Out is the term usually applied to scaling an application or service through the use of multiple service component instances, which typically…
Scale UpConversion of a process, such as fermentation of a micro-organism, from a small laboratory scale to a larger industrial scale.
scaling activityA process that changes the size, configuration, or makeup of an Auto Scaling group by launching or terminating instances.
Scaling LawA mathematical relationship, which permits the effects of a nuclear (or atomic) explosion of given energy yield to be determined as a function of distance…
scanA picture of structures inside the body. Scans often used in diagnosing, staging, and monitoring disease include liver scans, bone scans, and computed…
scan lineThe line produced on a recording medium frame by a single sweep of a scanner. [JP1] 2. Synonym scanning line.
Scan TypeThe path made in space by a point on the radar beam; for example, circular, helical, conical, spiral, or sector.
scan-stop lockupIn automatic link establishment (ALE) radios, the undesired condition in which the normal process of (a) scanning radio channels, (b) stopping on the…
scannerIn medicine, an instrument that takes pictures of the inside of the body.
ScanningScanning is the process of converting a hard copy paper document into a digital image for use in a computer system.
scanning directionIn facsimile transmitting equipment, the scanning of an object, such as a message surface or the developed plane in the case of a drum, along parallel…
scanning fieldIn facsimile systems, the total of the areas that are actually explored by the scanning spot during the scanning of the object by the transmitter or…
scanning lineIn an imaging system, the path traversed by a scanning spot during a single line sweep.
scanning line frequencyIn facsimile, the frequency at which a fixed line perpendicular to the direction of scanning is crossed by a scanning spot.
scanning line lengthIn facsimile systems, the total length of a scanning line, equal to the spot speed divided by the scanning line frequency.
scanning line periodIn facsimile systems, the time interval between (a) the instant at which the scanning spot probes or writes to a given spot on one scanning line, and (b)…
scanning pitchThe distance between the centers of consecutive scanning lines.
scanning rateIn facsimile and television systems, the rate of displacement of the scanning spot along the scanning line.
scanning spotIn facsimile systems, the area on the object, i.e., the original, covered instantaneously by the pickup system of the scanner.
SCARLETSolar Concentrator Arrays with Refractive Linear Element Technology.
ScatterWhen refering to photons and light, scattering describes the phenomenon of a source absorbing, and then emanating light in all directions.
ScatteringThe process in which a beam of light is diffused or deflected by collisions with particles suspended in the atmosphere.
scattering centerIn the microstructure of a transmission medium, a site at which electromagnetic waves are scattered.
scattering coefficientThe factor that expresses the attenuation caused by scattering, e.g., of radiant or acoustic energy, during its passage through a medium.
scattering cross sectionThe area of an incident wavefront, at a reflecting surface or medium, such as an object in space, through which will pass radiant energy, that, if…
scattering lossThe part of the transmission (power) loss that results from scattering within a transmission medium or from roughness of a reflecting surface.
scavengeTo search, without authorization, through residual data to acquire sensitive information. [2382-pt.8]
scavengingSearching through object residue to acquire data. [INFOSEC-99]
SCC(1) Standing Consultative Commission (Treaty negotiation related term). (2) Space Control Center. 258
SCC (single copy cluster)A single copy cluster is a clustered Exchange deployment that uses shared storage and can have multiple active and passive servers (referred to as nodes)…
SCC (Site Consistency Checker) (aka SKCC)The updated version of the Exchange Server 5.5 Knowledge Consistency Checker (KCC) that works in conjunction with (and is part of) the Exchange Site…
Scenario EvaluationOne of the three types of performance evaluations. The primary goal of a scenario evaluation is to measure performance of a biometric system operating in…
Scenean area, object, or person external to the examining forensic laboratory facility, from which evidence is identified, documented, collected, and/or…
scene cutVideo imagery in which consecutive frames are highly uncorrelated.
scene cut responseIn video systems, the perceived impairments associated with a scene cut.
SCFA drug being studied for its ability to increase the number of stem cells in the blood. It is a type of hematopoietic cell growth factor.
schedule(SKEH-jool) In clinical trials, the step-by-step plan for how patients are to be treated; for example, the drug or type of radiation therapy that is to be…
schedulerTerm used to describe a job scheduler mechanism to which GRAM interfaces. It is a networked system for submitting, controlling, and monitoring the…
scheduler adapterThe interface used by GRAM to communicate/interact with a job scheduler mechanism. In GT 4.x, this is both the perl submission scripts and the SEG program.
Scheduler Event Generator (SEG)The Scheduler Event Generator (SEG) is a program which uses scheduler-specific monitoring modules to generate job state change events.
Scheduling AssistantAn Outlook and Outlook Web Access feature that automatically suggests the best meeting times for a given a group of attendees, allowing users to schedule…
SchemaA set of rules or conceptual model for data structure and content, such as a description of the data content and relationships in a database.
Schema cacheAn in-memory copy of the schema on the domain controller. To improve performance on schema operations (such as new object validation), each domain…
Schema MasterThe domain controller assigned to control all updates to the schema within a forest. At any time, there can be only one schema master in the forest.
Schema partitionThe schema directory partition holds the definitions for the type of data that can be held by the directory store.
schematicA diagram, drawing, or sketch that details the elements of a system, such as the elements of an electrical circuit or the elements of a logic diagram for…
SCISpecial Compartmented Information (Security term).
SCIFSensitive Compartmented Information Facility (Security term).
scintillationIn electromagnetic wave propagation, a small random fluctuation of the received field strength about its mean value.
ScissionThe process in which a chemical bond in a molecule is broken either by reaction with another molecule, such as water, or by the absorption of a high…
SCL (spam confidence level)The normalized value that is assigned to an e-mail message. This value indicates, based on the characteristics of the message, such as the content…