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Glossary · Nouns · S

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TermTypeDefinitionClassificationsUpdated
Silvery WormwoodnounMWEsilver-haired shrub of central and southern United States and MexicoverifiedMay 18, 2026
Silvexnouna herbicide that is effective in controlling woody plants but is toxic to animalsverifiedMay 18, 2026
Silviculturenounthe branch of forestry dealing with the development and care of forestsverifiedMay 18, 2026
Simanounrock that form the continuous lower layer of the earth's crustverifiedMay 18, 2026
SimalnounEast Indian silk cotton tree yielding fibers inferior to kapokverifiedMay 18, 2026
Simazinenouna herbicide used to control weeds (especially among crops)verifiedMay 18, 2026
Similaritynouna Gestalt principle of organization holding that (other things being equal) parts of a stimulus field that are similar to each other tend to be perceived as belonging together as a unitverifiedMay 18, 2026
Similenouna figure of speech that expresses a resemblance between things of different kinds, usually formed with 'like' or 'as'verifiedMay 18, 2026
Similitudenounsimilarity in appearance or character or nature between persons or thingsverifiedMay 18, 2026
Simmeringnouncooking in a liquid that has been brought to a boilverifiedMay 18, 2026
Simmplenessnounabsence of affectation or pretenseverifiedMay 18, 2026
Simnelnouna fruitcake (sometimes covered with almond paste) eaten at mid-Lent or Easter or ChristmasverifiedMay 18, 2026
Simoleonsnouninformal terms for moneyverifiedMay 18, 2026
Simonynountraffic in ecclesiastical offices or prefermentsverifiedMay 18, 2026
Simoomnouna violent hot sand-laden wind on the deserts of Arabia and North AfricaverifiedMay 18, 2026
Simoonnouna violent hot sand-laden wind on the deserts of Arabia and North AfricaverifiedMay 18, 2026
Simperernouna smiler whose smile is silly and self-conscious and sometimes coyverifiedMay 18, 2026
Simple AbsencenounMWEan absence seizure without other complicationsverifiedMay 18, 2026
Simple Closed CurvenounMWEa closed curve that does not intersect itselfverifiedMay 18, 2026
Simple EyenounMWEan eye having a single lensverifiedMay 18, 2026
Simple FractionnounMWEthe quotient of two integersverifiedMay 18, 2026
Simple FracturenounMWEan uncomplicated fracture in which the broken bones to not pierce the skinverifiedMay 18, 2026
Simple FruitnounMWEan indehiscent fruit derived from a single ovary having one or many seeds within a fleshy wall or pericarp: e.g. grapeverifiedMay 18, 2026
Simple Harmonic MotionnounMWEperiodic motion in which the restoring force is proportional to the displacementverifiedMay 18, 2026
Simple Integrity PropertynounMWEIn Simple Integrity Property a user cannot write data to a higher integrity level than their own.ControlMay 9, 2026
Simple InterestnounMWEinterest paid on the principal aloneverifiedMay 18, 2026
Simple LeafnounMWEa leaf that is not divided into partsverifiedMay 18, 2026
Simple MachinenounMWEa device for overcoming resistance at one point by applying force at some other pointverifiedMay 18, 2026
Simple Mail Transfer ProtocolnounMWEThe standard electronic mail (e-mail) protocol on the InternetNetworkMay 9, 2026
Simple MastectomynounMWEremoval of a breast leaving the underlying muscles and the lymph nodes intactverifiedMay 18, 2026
Simple MicroscopenounMWElight microscope consisting of a single convex lens that is used to produce an enlarged imageverifiedMay 18, 2026
Simple MindednessnounMWEa lack of penetration or subtletyverifiedMay 18, 2026
Simple Network Management ProtocolnounMWEThe protocol governing network management and the monitoring of network devices and their functions. A set of protocols for managing complex networks.NetworkMay 9, 2026
Simple PendulumnounMWEa hypothetical pendulum suspended by a weightless frictionless thread of constant lengthverifiedMay 18, 2026
Simple PhobianounMWEany phobia (other than agoraphobia) associated with relatively simple well-defined stimuliverifiedMay 18, 2026
Simple PistilnounMWEconsists of one carpelverifiedMay 18, 2026
Simple ProteinnounMWEa protein that yields only amino acids when hydrolyzedverifiedMay 18, 2026
Simple RegressionnounMWEthe relation between selected values of x and observed values of y (from which the most probable value of y can be predicted for any value of x)verifiedMay 18, 2026
Simple Security PropertynounMWEIn Simple Security Property a user cannot read data of a higher classification than their own.RequirementMay 9, 2026
Simple SentencenounMWEa sentence having no coordinate clauses or subordinate clausesverifiedMay 18, 2026
Simple SugarnounMWEa sugar (like sucrose or fructose) that does not hydrolyse to give other sugarsverifiedMay 18, 2026
Simplenessnounfreedom from difficulty or hardship or effortverifiedMay 18, 2026
Simpletonnouna person lacking intelligence or common senseverifiedMay 18, 2026
Simplicitynounfreedom from difficulty or hardship or effortverifiedMay 18, 2026
Simplificationnounan explanation that omits superfluous details and reduces complexityverifiedMay 18, 2026
Simplismnouna simplification that goes too far (to the point of misrepresentation)verifiedMay 18, 2026
Simulacrumnouna representation of a person (especially in the form of sculpture)verifiedMay 18, 2026
Simulated loss of data center site(s) test/exercisenounMWEA type of disaster recovery test that involves the simulation of the loss of the primary, alternate, and/or tertiary data processing sites to verify that the institution can continue its data processing activities.PhysicalInternalMay 9, 2026
Simulated Military OperationnounMWEa military training exerciseverifiedMay 18, 2026
SimulationnounThe process of operating a model of an enterprise-wide or business line activity in order to test the functionality of the model. Computer systems may support the simulation of business models to aid in evaluating the BCP.ProcessMay 12, 2026
Simulative Electronic DeceptionnounMWEactions to represent friendly notional or actual capabilities to mislead hostile forcesverifiedMay 18, 2026
Simulatornouna machine that simulates an environment for the purpose of training or researchverifiedMay 18, 2026
Simulcastnouna broadcast that is carried simultaneously by radio and television (or by FM and AM radio)verifiedMay 18, 2026
Simultaneitynounhappening or existing or done at the same timeverifiedMay 18, 2026
Simultaneous EquationsnounMWEa set of equations in two or more variables for which there are values that can satisfy all the equations simultaneouslyverifiedMay 18, 2026
Simultaneous OperationnounMWEthe simultaneous execution of two or more operationsverifiedMay 18, 2026
Simultaneousnessnounhappening or existing or done at the same timeverifiedMay 18, 2026
Simvastatinnounan oral lipid-lowering medicine (trade name Zocor) administered to reduce blood cholesterol levelsverifiedMay 18, 2026
Sinapismnouna plaster containing powdered black mustardverifiedMay 18, 2026
Sinceritynouna quality of naturalness and simplicityverifiedMay 18, 2026
Sinciputnounthe front part of the head or skull (including the forehead)verifiedMay 18, 2026
Sinenounratio of the length of the side opposite the given angle to the length of the hypotenuse of a right-angled triangleverifiedMay 18, 2026
Sine CurvenounMWEthe curve of y=sin xverifiedMay 18, 2026
Sine Qua NonnounMWEa prerequisiteverifiedMay 18, 2026
Sine WavenounMWEa wave whose waveform resembles a sine curveverifiedMay 18, 2026
Sinecurenouna benefice to which no spiritual or pastoral duties are attachedverifiedMay 18, 2026
Sinewnouna cord or band of inelastic tissue connecting a muscle with its bony attachmentverifiedMay 18, 2026
Sinfulnessnounestrangement from godverifiedMay 18, 2026
Sing-Kwanounloofah of PakistanverifiedMay 18, 2026
Singernouna person who singsverifiedMay 18, 2026
Singing VoicenounMWEthe musical quality of the voice while singingverifiedMay 18, 2026
Single BednounMWEa bed for one occupantverifiedMay 18, 2026
Single CombatnounMWEa fight between two peopleverifiedMay 18, 2026
Single CreamnounMWEcream that has at least 18% butterfatverifiedMay 18, 2026
Single CrochetnounMWEa crochet stitchverifiedMay 18, 2026
Single DwellingnounMWEa house that stands aloneverifiedMay 18, 2026
Single EntrynounMWEa simple bookkeeping systemverifiedMay 18, 2026
Single factor authenticationnounMWEAuthentication process that requires only the user ID and password to grant accessControlMay 9, 2026
Single FilenounMWEa line of persons or things ranged one behind the otherverifiedMay 18, 2026
Single Point KeyingnounMWEMeans of distributing key to multiple, local crypto equipment or devices from a single fill point.ProcessRegulatedCUIMay 9, 2026
Single PropnounMWEa propeller plane with a single propellerverifiedMay 18, 2026
Single QuotenounMWEa single quotation markverifiedMay 18, 2026
Single ShellnounMWEa shell for a single oarsmanverifiedMay 18, 2026
Single StitchnounMWEa crochet stitchverifiedMay 18, 2026
Single SupplementnounMWEa surcharge added to the cost per person when traveling aloneverifiedMay 18, 2026
Single TaxnounMWEa system of taxation in which a tax is levied on a single commodity (usually land)verifiedMay 18, 2026
Single-Breasted JacketnounMWEa jacket having fronts that overlap only enough for a single row of buttonsverifiedMay 18, 2026
Single-Breasted SuitnounMWEa suit having a single-breasted jacketverifiedMay 18, 2026
Single-Entry (ACH)nounMWEA one-time transfer of funds initiated by an originator in accordance with the receiver's authorization for a single ACH credit or debit to the receiver's consumer account.DataRegulatedPCIMay 9, 2026
Single-Entry BookkeepingnounMWEa simple bookkeeping systemverifiedMay 18, 2026
Single-Footnouna rapid gait of a horse in which each foot strikes the ground separatelyverifiedMay 18, 2026
Single-Hop ProblemnounMWEThe security risks resulting from a mobile software agent moving from its home platform to another platform.VulnerabilityMay 9, 2026
Single-Leafnounpinon of southwestern United States having solitary needles and often many stemsverifiedMay 18, 2026
Single-Leaf PinenounMWEpinon of southwestern United States having solitary needles and often many stemsverifiedMay 18, 2026
Single-Leaf PinyonnounMWEpinon of southwestern United States having solitary needles and often many stemsverifiedMay 18, 2026
Single-Member SystemnounMWEbased on the principle of having only one member (as of a legislature) selected from each electoral districtverifiedMay 18, 2026
Single-Mindednessnouncharacterized by one unified purposeverifiedMay 18, 2026
Single-Propeller PlanenounMWEa propeller plane with a single propellerverifiedMay 18, 2026
Single-Reed InstrumentnounMWEa beating-reed instrument with a single reed (as a clarinet or saxophone)verifiedMay 18, 2026
Single-Reed WoodwindnounMWEa beating-reed instrument with a single reed (as a clarinet or saxophone)verifiedMay 18, 2026