ExpertGlossary terms starting with S

4,972 terms

Syndication An option that allows you to extend your reach by distributing ads to additional partner sites.
syndrome (SIN-drome) A set of symptoms or conditions that occur together and suggest the presence of a certain disease or an increased chance of developing the…
synergid One of the two haploid nuclei at the micropylar end of the embryo sac of higher plants. The third nucleus is the egg.
synergism An interaction between two organisms (e.g. Rhizobium and legumes) in which the growth of one is helped by the other. Opposite: antagonism.
synergistic (SIH-ner-JIS-tik) In medicine, describes the interaction of two or more drugs when their combined effect is greater than the sum of the effects seen when…
Syngamy Synonym of fertilization.
Syngas A syntheses gas produced through gasification of biomass. Syngas is similar to natural gas and can be cleaned and conditioned to form a feedstock for…
Syngeneic (SIN-juh-NAY-ik) Having to do with individuals or tissues that have identical genes.
syngeneic bone marrow transplantation (SIN-jeh-NAY-ik bone MAYR-oh tranz-plan-TAY-shun) A procedure in which a person receives bone marrow donated by his or her healthy identical twin.
syngeneic stem cell transplantation (SIN-jeh-NAY-ik stem sel tranz-plan-TAY-shun) A procedure in which a patient receives blood-forming stem cells (cells from which all blood cells develop)…
synkaryon The initial of the zygote, formed by the fusion of the gametic nuclei upon fertilization.
synonym dictionary A dictionary that enables users to search for synonyms of their query terms when they search a collection.
Synonym expansion When a query or document is expanded with a defined list of synonyms for the words it originally contains.
SYNOP Synoptic - relating to the general weather pattern over a wide region, such as areas of high and low pressure or frontal boundaries, as opposed to…
Synopsis A broad discussion of the weather pattern expected across any given area, generally confined to the 0-48 hour time frame.
Synoptic analysis Synoptic analysis The study of the synoptic observation data plotted on synoptic charts aimed at analysis of the atmospheric disturbances (for example…
Synoptic chart Synoptic chart A weather chart reflecting the state of the atmosphere over a large area at a given moment.
Synoptic Code Rules and procedures established by the World Meteorological Organization(WMO) for encoding weather observations.
Synoptic hour Synoptic hour Hour (UTC) determined by international agreement at which meteorological observations are made simultaneously throughout the world.
Synoptic meteorology Synoptic meteorology The study and analysis of synoptic weather information (synoptic charts, synoptic weather observations).
Synoptic Scale The spatial scale of the migratory high and low pressure systems of the lower troposphere, with wavelengths of 1000 to 2500 km.
Synoptic Track Weather reconnaissance mission flown to provide vital meteorological information in data sparse ocean areas as a supplement to existing surface, radar…
Synoptic Weather Weather occurring over a wide region on time scales exceeding 12 hours.
Synoptic weather observation Synoptic weather observation A surface weather observation, made at periodic times (usually at 3-hourly and 6-hourly intervals specified by the World…
synovial membrane A layer of connective tissue that lines the cavities of joints, tendon sheaths, and bursae (fluid-filled sacs between tendons and bones).
synovial sarcoma A malignant tumor that develops in the synovial membrane of the joints.
synovitis (SIH-noh-VY-tis) Inflammation (swelling, pain, and warmth) of a synovial membrane, which is a layer of connective tissue that lines a joint, such as the…
SYNS Synopsis
Syntactic analysis Used to analyze query through entity/phrase extraction, anti-phrasing, and to remove word-sense ambiguity (the color orange versus the fruit, for example).
syntactic sugar An alternative way of writing something more easily; a shortcut.
Syntactical Edits The loan applications will not be loaded to the FFIEC database. If they should be included on the FFIEC database, the data must be corrected.
Syntactical patterns Used for detecting information entities such as people, places, product codes, and prices.
syntax From Greek, "with-arrangement". How things (particularly symbols) are put together with each other.
syntax error An error detected by the compiler during its parsing of a program. Syntax errors usually result from mis-ordering symbols within expressions and…
syntax tree An internal representation of your program wherein lower-level constructs dangle off the higher-level constructs enclosing them.
Synteny The occurrence of two or more loci on the same chromosome, without regard to their genetic linkage.
Synthesis The automatic generation of a run able system from a specialized design where each module description has associated implementations.
Synthesis of Nuclei Combining protons and neutrons to form nuclei.
synthetic (sin-THEH-tik) Having to do with substances that are man-made instead of taken from nature.
Synthetic Aperture Radar (SAR) A radar technique that processes echoes of signals emitted at different points along a satellite's orbit.
Synthetic earthquake Earthquake time history records developed from mathematical models that use white noise, filtered white noise, and stationary and nonstationary filtered…
Synthetic fertilizer Commercially prepared mixtures of plant nutrients such as nitrates, phosphates, and potassium applied to the soil to restore fertility and increase crop…
Synthetic investment A synthetic investment simulates the return of an actual investment, but the return is actually created by using a combination of financial instruments…
Synthetic natural gas (SNG) A manufactured product chemically similar in most respects to natural gas, resulting from the conversion or reforming of petroleum hydrocarbons.
synthetic protegrin analog (sin-THEH-tik proh-TEH-grin A-nuh-log) A form of a protegrin that is made in the laboratory.
synthetic retinoid (sin-THET-ik RET-in-oyd) A substance related to vitamin A that is produced in a laboratory.
syntonization The process of setting the frequency of one oscillator equal to that of another.
syringe A small hollow tube used for injecting or withdrawing liquids. It may be attached to a needle in order to withdraw fluid from the body or inject drugs…
syringyl A component of lignin, normally only found in hardwood lignins. It has a six-carbon aromatic ring with two methoxyl groups attached.
SYS System
Sys C/O System Check Out.
Sys Cmn System Common.
Sys T&E System Test and Evaluation. 284
SysAdmin System administrator
syscall A "function" call directly to the "operating system". Many of the important subroutines and functions you use aren't direct system calls, but are built up…
SYSCOM Systems Command.
SYSGEN Acronym for system generation.
SYSKEY A tool used to configure the startup key, a random, 128-bit, symmetric cryptographic key created at system startup and used to encrypt all of the user`s…
SYSOP System administrator
System Physically connected generation, transmission, and distribution facilities operated as an integrated unit under one central management, or operating…
System Activation That set of coordination, assessment, decision, direction and control functions implemented to enable defense weapons, and to initiate the automated…
system administration In computer technology, a set of functions that provides support services, ensures reliable operations, promotes efficient use of the system, and ensures…
system administrator The person responsible for configuring and administering the enterprise's computers, networks, and software systems.
System Administrator (sys admin, sys op) The person in charge of keeping a network working.
System administrator (sysadmin, sysop) The person in charge of keeping a network working.
system analysis A systematic investigation of a real or planned system to determine the functions of the system and how they relate to each other and to any other system.
System Architecture The structure and relationship among the components of a system. The system architecture may also include the systems interface with its operational…
System Architecture System Capability Specification (SCS) The structure and relationship among the components of a system. The system architecture may also include the systems interface with its operational…
system attendant One of the core Exchange 2000 services that performs miscellaneous functions (usually related to directory information) such as generation of address…
system blocking Synonym access denial.
system blocking signal A control message generated within a telecommunications system to indicate temporary unavailability of system resources required to complete a requested…
system board A printed circuit board that contains the CPU, expansion bus slots, and system memory. Also known as a "motherboard."
system budget See power budget.
System Center (SC) A center in CMAFB responsible for the scheduling of maintenance for worldwide sensors and supporting equipment as well as maintenance responsibility of…
System Concept Paper (SCP) OBSOLETE. For a major program, was used to summarize the results of the concept exploration phase up to Milestone I and to describe the acquisition…
System Configuration Control Board (SCCB) The senior SDS configuration control board. The SCCB will manage the systemlevel configuration of the SDS and the interfaces between elements of the SDS.
System Control Function or task of monitoring the maintenance status of assigned sensors and computer systems.
system definition The identification of the boundaries of a system to establish a firm basis for any interconnection with other systems [CESG].
System Definition Review (SDR) The formal review, in briefing format, for periodically deciding on updates to the system plans for development based on estimates of the program…
System Deployment Delivery of the completed production system to the using activity. 285
System Design (1) The process of defining the hardware and software architectures, components, modules, interfaces, and data for a system to satisfy specified system…
System Design Concept An idea expressed in terms of general performance, capabilities, and characteristics of hardware and software oriented either to operate or to be operated…
System Design Review (SDR) Evaluates the optimization, correlation, completeness, and risks associated with the allocated technical requirements.
System Development Life Cycle (SDLC) The scope of activities associated with a system, encompassing the systems initiation, development and acquisition, implementation, operation and…
system documentation The collection of documents that describes the requirements, capabilities, limitations, design, operation, and maintenance of a system, such as a…
System Effectiveness The measure of the extent to which a system may be expected to achieve a set of specific mission requirements.
system electronic information security policy (SEISP) A detailed statement of the technical aspects of a System Security Policy [CESG].
System Evolution Plan (SEP) The documented plan that establishes the strategy to evolve the BMDS capabilities over time.
system failure transfer In the event of a catastrophic failure, the ability to transfer central office trunks or interoffice trunking to predetermined stations to allow incoming…
System Families A collection or grouping of interrelated software systems in the domain that share a set of common characteristics.
system follow-up The study of the effects of a system after it has reached a stabilized state of operational use.
System Generated Electromagnetic Pulse (SGEMP) Transient electromagnetic radiation caused by the photoelectron emission of the surface of an object subjected to a pulse of photon energy.
system generation (SYSGEN) The process of selecting optional parts of an operating system and of creating a particular operating system tailored to the requirements of a data…
system health agent A client software component that declares a client's health state (by providing a statement of health) to a NAP agent.
system health validator A server software counterpart to a system health agent (SHA). A system health validator verifies the statement of health (SoH) made by its respective SHA.
system high mode 1. [An] information system (IS) security mode of operation wherein each user, with direct or indirect access to the information system (IS), its…
system indicator [A] symbol or group of symbols in an off-line encrypted message identifying the specific cryptosystem or key used in the encryption. [INFOSEC-99]
system integration The progressive linking and testing of system components to merge their functional and technical characteristics into a comprehensive, interoperable…
System Integration Test A live flight system-level test utilizing actual system command and control, sensors, and weapon hardware.
System Integrity The quality that a system has when it performs its intended function in an unimpaired manner, free from unauthorized manipulation of the system, whether…