Scheduled outageShutdown of a generating unit, or other facility, for inspection or maintenance, in accordance with an advance schedule.
Scheduled tourA tour that’s set in a tour operator’s regular schedule of tour departures and that’s often sold to the general public.
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.
schedulesDetailed lists filed by the debtor along with (or shortly after filing) the petition showing the debtor's assets, liabilities, and other financial…
schedulingSenate practice today generally concedes to the Majority Leader the prerogative of arranging the floor schedule of the Senate and making unanimous consent…
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…
Schiller test(SHIL-er) A test in which iodine is applied to the cervix. The iodine colors healthy cells brown; abnormal cells remain unstained, usually appearing white…
SchistA metamorphic rock formed from many types of rocks. Minerals in the rocks include micas, chlorite, talc, hornblende, and garnets.
SchizogonyAsexual reproductive stage of malaria parasites. In red blood cells, schizogony entails development of a single trophozoite into numerous merozoites.
SchizontA developmental form of the malaria parasite that contains many merozoites. Schizonts are seen in the liver-stage and blood-stage parasites.
schizophrenia(SKIT-soh-FREE-nee-uh) A group of severe mental disorders in which a person has trouble telling the difference between real and unreal experiences…
Schwann cellA type of glial cell of the peripheral nervous system that helps separate and insulate nerve cells.
Schwann cells(shwon sels) specialized glial cells that form the myelin sheath that coats many axons (nerve cells that carry messages away from the cell).
schwannoma(shwah-NO-ma) A tumor of the peripheral nervous system that arises in the nerve sheath (protective covering).
SCISpecial Compartmented Information (Security term).
SCIDA rare, inherited disease that is marked by a lack of B lymphocytes (white blood cells that make antibodies and help fight infections) and a lack of T…
ScienceA systematic gathering of knowledge. The observation, identification, description, experimental investigation and the theoretical explanation of phenomena.
Science BoardAn ACRF group made up of the ARM Science Team Executive Committee working group science chairs and climate research community appointees, that ensures…
Science Team Executive Committee (STEC)The committee that provides recommendations, prioritization, coordination of activities, and program vision to the U.S.
Scientific methodProcedures for the systematic gathering of knowledge. These procedures generally involve: state the problem develop a hypothesis test the hypothesis form…
ScientistA person who has studied science, especially one who is active in a particular field of investigation.
SCIFSensitive Compartmented Information Facility (Security term).
Scilicet (Abbr. scil.)To wit; that is to say (most often seen in pleadings abbreviated as s. or ss.)
scintigraphy(sin-TIH-gruh-fee) A procedure that produces pictures (scans) of structures inside the body, including areas where there are cancer cells.
scintillationIn electromagnetic wave propagation, a small random fluctuation of the received field strength about its mean value.
Scintillation counterAn instrument that detects and measures gamma radiation by counting the light flashes (scintillations) induced by the radiation.
scintimammography(SIN-tih-ma-MAH-gruh-fee) A type of breast imaging test that is used to detect cancer cells in the breasts of some women who have had abnormal mammograms…
scionA twig or bud used for grafting onto another plant or rootstock.
scion-stock interactionThe effect of a rootstock on a scion (and vice versa) in which a particular scion grafted onto a specific s performs differently than it would either on…
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…
Scissor GateA security gate with a sideways retractable mechanism.
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…
sclera(SKLER-uh) The white layer of the eye that covers most of the outside of the eyeball.
sclerenchymaA strengthening tissue in plants, composed of cells with heavily lignified cell walls.
sclerodermaA chronic disorder marked by hardening and thickening of the skin. Scleroderma can be localized or it can affect the entire body (systemic).
Sclerosis(skleh ro' sis) a hardening, especially of a part that has been inflammed. There is increased formation of connective tissue.
SCN(1) Specification Change Notice. (2) Ship Construction and Conversion (Navy). (3) Space Communications Network.
Scobe's WagerIf it doesn't hurt to play as if something is true, then you have nothing to lose by playing this way as long as you don't increase your time or risk at…
scopewhat is included - as in the scope of a claim
Scope fieldA scope field contains hierarchically structured content. It enables schema flexibility and the ability to conserve hierarchical relationships rather than…
Scope SearchScope SearchÃÂ enables search in hierarchical content structures without a need to know the schema in advance.
ScopingA first step in the NEPA process and in the river planning process. Scoping is a means of identifying issues and concerns, their significance, and the…
Scoping GuidanceProvides organizations with specific technology-related, infrastructure-related, public access-related, scalability-related, common security…
SCORESupplemental Complex Repository for Examiners
scorekeepingProcedures for tracking and reporting on the status of congressional budgetary actions, including up-to-date tabulations and reports on congressional…
ScoriaCongealed lava, usually of mafic composition and red or black in color, with a large number of vesicles formed by gases coming out of solution.
ScourErosion in a stream bed, particularly if caused or increased by channel changes.
SCR (standby continuous replication)Standby continuous replication (SCR) is a new feature introduced in Microsoft Exchange Server 2007 Service Pack 1 (SP1).
scramblerA device that transposes or inverts signals or otherwise encodes a message at the transmitter to make the message unintelligible at a receiver not…
Scrap BargeA barge to be cut up for its value as scrap metal.
ScraperA stone tool that is modified for the specific task of scraping; for example, to scrape the meat from hides, to remove fat from the underside of a skin…
Scraper sitesDesigned to 'scrape' search-engine results pages or other sources of content (often without permission) to create content for a website.
ScrapieA spongiform encephalopathy disease of sheep. See: proteinaceous infectious particle.
scratch fileA temporary file holding intermediate data during an operation, such as when calculating arc intersections, or building feature topology.
scratchpadThe area in which a particular invocation of a particular file or subroutine keeps some of its temporary values, including any lexically scoped variables.
ScreeSmall, loose, rock debris covering a slope; a slope of loose rock debris at the base of a steep incline or cliff.
screenA screen is a set of criteria against which you measure stocks or other investments to find those that meet your criteria.
screen analysisMethod for measuring a proportion of variously sized particles in solid fuels. The sample is passed through a series of screens of known size openings.
screen captureIn computers, the process or act by which the data currently displayed on a monitor, usually representing a single frame of information, are stored or…
screen readerA device that renders onscreen text as audible language. .
screened subnetworkA subnetwork that permits access from both untrusted external networks and from trusted internal networks, but does not permit traffic flow between the…
screening(SKREEN-ing) Checking for disease when there are no symptoms. Since screening may find diseases at an early stage, there may be a better chance of curing…
screening mammogramX-rays of the breasts taken to check for breast cancer in the absence of signs or symptoms.
screening routerA network router capable of discriminating network-based traffic on the protocol type and the value of the protocol fields within the packet. [2382-pt.35]
Screening testTests used to check, or screen, for disease when there are no symptoms. Recommended screening tests for colorectal cancer include the fecal occult blood…
ScribingThe cutting of a grid pattern of grooves in a semiconductor material, generally for the purpose of making interconnections.
ScripScrip is a certificate or receipt that represents something of value but has no intrinsic value.
ScripophilyScripophily is the practice of collecting antique stocks, bonds, and other securities.
scriptA text "file" that is a program intended to be executed directly rather than compiled to another form of file before execution.
Script kiddieA "cracker" who is not a "hacker", but knows just enough to run canned scripts. A cargo-cult programmer.
Scripting AgentExchange Server Scripting Agent lets you use server-side scripts that run as a result of events occurring in Exchange folders.
scripting languageA programming language designed specifically for Web site programming. Examples include JScript and Microsoft Visual Basic Scripting Edition (VBScript).
scrollIn a display device, to move the display window of the screen vertically to view the contents of a stored document.
Scroll BarThe bar on the side or bottom of a window that allows the user to scroll up and down through the windows contents.
scroll-mode terminalA terminal in which the data are displayed (or pass by) a line at a time.
scrotum(SKRO-tum) In males, the external sac that contains the testicles.
ScrubberA device to clean combustible gas or stack gas by the spraying of water.
ScrublandAn area of land that is uncultivated and covered with sparse stunted vegetation.
SCSI (Small Computer System Interface)Pronounced skuzzy. A common, industry standard, electronic interface (highway) between computers and peripherals, such as hard discs, CD-ROM drives and…