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SEO Glossary

Every SEO term, defined in plain English

1359+ plain-English definitions covering technical SEO, schema, links, keywords, Core Web Vitals, AI search visibility and more — curated by the WBP Omni SEO Pro team.

1359 terms · 15 categories

Core Concepts

Foundational SEO ideas every practitioner should know.

255 terms
Above the FoldAccelerated Mobile Pages AmpAd ImpressionsAdvanced Search OperatorsAffiliate MarketingAhrefsAhrefsbotAjaxAlt Tag Alt Attribute Alternative TextAlt Text Alternative TextAmazon SEO GuidelinesAnswer BoxesAsyncAttribution ModelsAuthority HackerAvada Website BuilderB2B WebsitesB2CBarnacle SEOBelow the FoldBertBing Webmaster GuidelinesBingbotBlack Hat SEOBlocked Due to Access Forbidden 403Blocked Due to Unauthorized Request 401BookmarksBrand AwarenessBrave BrowserBrowserBryan Eisenbergs 4 Buyer TypesBundling CSS JavascriptBusiness DirectoriesBusiness ListingBuyer JourneyBuyer PersonaCall to Action CTACctldCircle to SearchClick DepthCloakingCode to Text RatioCompetition Analysis in SEOCost Per Click CpcCSS Cascading Style SheetsCustomer Acquisition Cost CacCustomer JourneyCustomer Lifetime Value ClvDigital PrDirect TrafficDisplay AdDivi Website BuilderDNS RecordDNSDom Document Object ModelDoorway PageDrupalDuckduckgoDynamic URLE Commerce SEOE E a TEcosiaEdge SEOEngagement MetricEnterprise SEOExit Intenttm Pop Up as Used by Optinmonster ComFaceted NavigationFile Compression as Used in WebsitesFindabilityFlesch Reading Ease ScoreFocus KeyphraseFooter of a WebsiteGoogle AdsGoogle AutocompleteGoogle BombingGoogle CaffeineGoogle Data HighlighterGoogle Deepmind WarmGoogle DiscoverGoogle Guaranteed BadgeGoogle HummingbirdGoogle ImagesGoogle Knowledge GraphGoogle Knowledge PanelGoogle LighthouseGoogle Looker StudioGoogle Manual ActionGoogle Merchant CenterGoogle Mum Multitask Unified ModelGoogle Page ExperienceGoogle PigeonGoogle Quality Rater GuidelinesGoogle ReviewsGoogle SandboxGoogle Search OperatorsGoogle Tag Manager 3Google TrendsGooglebotGoogles Automated Ranking SystemsGoogles BardGoogles Neural MatchingGray Hat SEOGuest PostingGutenberg BlockH TagsH1 TagHead TermHidden Text in SEOHtaccess EditorHtaccess FileHTMLImage CaptionImage CarouselsImage CompressionImage DescriptionImage Filename SEOImage SEOInformation ArchitectureInternational SEOInterstitial AdInverted Pyramid Style of WritingIP AddressIP LoggingJavascript SEO GuidelinesJavascriptKPILanding PageLatent Semantic AnalysisLead MagnetLets EncryptListsicleLogfile Analysis for SEOMachine LearningMarketing ChannelMeta DescriptionMicrosoft ClarityMinification in CodeMirror SiteMulti Channel Marketing AutomationMultilingual SEOMysqlNatural Language Processing NlpNatural Language Understanding NluNavboostNegative SEONicheNoarchive TagNon Branded Search TermsNoopenerNoreferrerNot Found 404Off Page SEOOn Page SEOOpen Graph TagsOrganic Search ResultsOrganic TrafficOrphan PagesPageviewPagination OptimizationParasite SEOPay Per Click PPCPeople Also Ask PaaPersonalization in Digital MarketingPhpPogo StickingPosition ZeroProgrammatic SEOQualified TrafficQwantRanking FactorsRankings Drop AnalysisReadabilityReferral SourceReferrer StringRegexResponsive Web DesignRetargeting AdsReturn on Investment ROIRSS FeedSAAS SEOSales FunnelScroll DepthSearch Engine Marketing SEMSearch Engine OptimizationSearch Engine PoisoningSearch EngineSearch HistorySearch TrafficSearch VisibilitySearchwpSecure Sockets Layer SSLSee Think Do FrameworkSemantic HTML for SEOSemantic SEOSEO AgencySEO AuditSEO Chrome ExtensionsSEO for Website MigrationsSEO for Website RedesignsSEO ForecastingSEO GoalsSEO MetricsSEO MythsSEO RankingsSEO ScamsSEO SopsSeoboost ComServer Error 5xxShare of VoiceShotgun SkyscraperSite AliasesSmall Business SEOSoft 404Spiders as in Search Engine BotsSplit Testing for WebsitesSrcsetSSL CertificateSubheadingsSVG as in Image TypeTaxonomy SEOTechnical SEOTf Idf Term Frequency Inverse Document FrequencyTitle Element in HTMLTitle TagTofu Mofu BofuTransport Layer Security TLSTravel SEOTrustpulseTrustrankUniversal SearchURL ParametersURL RatingURL SlugURLUsability TestingUser AgentUser Experience UXUser IntentUtm ParametersVertical SEOVideo SEOView Page SourceVoice SearchWeb Discovery Project Part of Brave Search EngineWeb ScrapingWeb UsabilityWebsite AB TestingWebsite NavigationWebsite StructureWhite Hat SEOWP Bakery Website BuilderYandexYmylZero Click SearchesZero Position

Technical SEO

HTTP status codes, redirects, protocols and server topics.

155 terms
301 Moved Permanently302 Found303 See Other304 Not Modified307 Temporary Redirect308 Permanent Redirect400 Bad Request401 Unauthorized403 Forbidden404 Logs404 Not Found410 Gone418 Im a Teapot451 Unavailable for Legal Reasons500 Internal Server Error501 Not Implemented502 Bad Gateway503 Service Unavailable504 Gateway Timeout505 HTTP Version Not SupportedAioseos Redirection ManagerAioseos Smart Slug RedirectHTTP Cache HeaderHTTP HeadersHTTP Pass Through StatusHTTP RedirectsHTTP Status CodeHTTPS Hyper Text Transfer Protocol SecureRedirectRedirection Manager421 Misdirected Request425 Too Early428 Precondition Required429 Too Many Requests418 I'm a Teapot413 Payload Too Large414 URI Too Long415 Unsupported Media Type416 Range Not Satisfiable417 Expectation Failed426 Upgrade Required431 Request Header Fields Too Large506 Variant Also Negotiates507 Insufficient Storage508 Loop Detected510 Not Extended511 Network Authentication Required520 Web Server Returned Unknown Error521 Web Server Is Down522 Connection Timed Out523 Origin Is Unreachable524 A Timeout Occurred525 SSL Handshake Failed526 Invalid SSL CertificateHTTP/2 PushHTTP/3 QUICTLS 1.3Certificate TransparencyHSTS Preload ListOCSP StaplingSNI Server Name IndicationALPN Application-Layer Protocol NegotiationPerfect Forward SecrecyContent Security Policy Level 3CSP Report OnlyCSP NonceSubresource IntegritySRICross-Origin IsolationCOOPCOEPCross-Origin Resource PolicyCORPCache-Control immutableCache-Control stale-while-revalidateCache-Control stale-if-errorVary HeaderETag HeaderIf-None-MatchIf-Modified-Since103 Early HintsServer-Timing HeaderPriority Hintsfetchpriority Attributeloading=lazyloading=eagerdecoding=asyncdecoding=syncsrcset Attributesizes Attributepicture Elementpreload aspreconnectdns-prefetchprerenderprefetchmodulepreloadimportmapfont-display swapfont-display fallbackfont-display optionalunicode-rangesize-adjust CSScontent-visibilitycontain-intrinsic-sizewill-changeLayout Shift RegionInteraction to Next PaintINPFirst Input DelayFIDTime to First ByteTTFBFirst Contentful PaintFCPTotal Blocking TimeTBTSpeed IndexSILargest Contentful Paint ElementCumulative Layout ShiftCLSReal User MonitoringRUMChrome User Experience ReportCrUXField Data vs Lab DataPageSpeed Insights APILighthouse CIWebPageTestCoverage ReportThird-Party FacadesCookie-less TrackingFirst-Party CookieThird-Party CookieSameSite AttributePartitioned CookieCHIPSCookies Having Independent Partitioned StateFederated Credential ManagementFedCMPrivacy SandboxTopics APIAttribution Reporting APIFenced FramesTrust TokensStorage Access APIPrivate State TokensClient HintsSec-CH-UASec-CH-UA-MobileSec-CH-UA-PlatformUser-Agent ReductionIP ProtectionBounce Tracking Mitigation

Crawling & Indexing

Sitemaps, robots, canonicals, hreflang and index control.

34 terms

Keywords & Intent

Query research, SERP features and search intent.

83 terms
Branded KeywordsBuyer Intent KeywordsCommercial Query in SEOCompetitor KeywordsFocus KeywordGoogle Keyword PlannerInformational QueryKeyword Cannibalization AnalysisKeyword ClusteringKeyword Density TestKeyword Difficulty ScoreKeyword Gap AnalysisKeyword IntentKeyword MappingKeyword Positions in Google Search ConsoleKeyword ProminenceKeyword ResearchKeyword Search VolumeKeyword StemmingKeyword Stuffing 2Long Tail KeywordsLow Competition KeywordsNavigational QueryOrganic Keywords as in Ahrefs SemrushPrimary KeywordQuery Argument Query ArgQuery Deserves Freshness QdfSearch Engine Results Pages SerpsSearch IntentSearch QuerySecondary KeywordsSeed KeywordsSerp FeaturesShort Tail KeywordsTarget KeywordTransactional Query in SEOQuery Deserves FreshnessQDFQuery Deserves DiversityQDDQuery RefinementQuery ReformulationQuery ExpansionQuery Suggestions APIPeople Also AskPAAPeople Also Search ForRelated SearchesAutocomplete SuggestionsAuto-SuggestSearch Volume TrendSeasonality DataQuestion KeywordsLong-Tail KeywordMid-Tail KeywordTorso KeywordFat Head KeywordChunky MiddleUnbranded KeywordsNavigational KeywordsInformational KeywordsCommercial Investigation KeywordsTransactional KeywordsComparison KeywordsAlternative-To KeywordsBest-Of Keywordsvs KeywordsReview KeywordsDiscount KeywordsCoupon KeywordsFree KeywordsCheap KeywordsNear Me KeywordsVoice Search KeywordsConversational KeywordsQuestion-Based KeywordsSearch Intent Match TypeSerp Intent MismatchIntent ShiftZero-Volume KeywordsZero-Search KeywordsEmerging KeywordsTrending Keywords

Content & On-Page

Article structure, topical authority and copywriting.

89 terms
10x ContentArticle SpinningArticle SyndicationAuto Generated ContentBlogBranded ContentContent DecayContent Delivery Network CDNContent Gap AnalysisContent HubContent Management System CMSContent MarketingContent OptimizationContent PruningContent StrategyEvergreen ContentGated ContentGoogle Search Central BlogHelpful Content Update HcuHierarchical ClusteringHigh Quality ContentK Means ClusteringParent Topic in SEOPillar PagePrivate Blog Network PbnScannable ContentShortcode in WordpressShowcase ArticleThin ContentTopic ClustersTopical RelevanceUser Generated ContentVersus ArticleWordpress Classic EditorWordpress Multilingual SEOWordpress Org vs Wordpress ComWordpress PluginWordpress PluginsWordpress Rest APIWordpress SEO GuidelinesWordpress SEOWordpress ThemeWordpressSkyscraper ContentSkyscraper Technique 2.0Content Hub ModelCluster ContentTopic ClusterSilo StructureSemantic SiloHub and SpokeCornerstone Content 2.0Content Refresh StrategyContent ConsolidationContent MergingContent Deletion 410Reverse SilosEditorial GuidelinesStyle GuideVoice and ToneReading LevelFlesch Reading EaseGunning Fog IndexColeman-Liau IndexSMOG IndexAutomated Readability IndexFry Readability GraphContent ScoreGrammarly ScoreHemingway ScoreSurferSEO ScoreFrase ScoreClearscope ScoreMarketMuse ScoreContent Brief TemplateSEO BriefEditorial Calendar TemplateContent WaterfallContent SprintContent KanbanSprint RetrospectiveContent DistributionContent RepurposingContent AtomizationMicro ContentSnackable ContentTimely ContentNewsjackingTrend Content

Links & Authority

Backlinks, anchors, nofollow, PageRank and outreach.

43 terms

Schema & Structured Data

JSON-LD, microdata, rich results and entity markup.

125 terms
Article Schema MarkupAuthor Schema MarkupBook Schema MarkupCourse SchemaCustom Schema Markup 2Data Nosnippet Meta TagDataset Schema for WebsitesEvent SchemaFact Check Schema MarkupFeatured SnippetGoogle Rich Results TestHow to Schema MarkupJob Posting Schema MarkupJSON LdLocal Business SchemaMax Snippet Meta TagMerchant Listing SchemaMicrodata as in Schema MarkupMovie Schema MarkupMusic Schema MarkupNosnippet TagPerson Schema MarkupProduct Review SchemaProduct Rich SnippetsProduct SchemaRdfaRecipe SchemaRich SnippetsSchema MarkupSchema OrgSearch SnippetService Schema MarkupSoftware Schema MarkupStructured Data for WebsitesVideo Schema MarkupSoftwareApplication SchemaMobileApplication SchemaWebApplication SchemaVideoObject SchemaAudioObject SchemaPodcastEpisode SchemaPodcastSeries SchemaCreativeWorkSeriesMovie SchemaTVSeries SchemaBook SchemaLearningResource SchemaEducationalOccupationalCredentialJob SchemaJobPosting SchemaEmployerAggregateRatingOccupation SchemaMonetaryAmountDistributionNutritionInformationMedicalCondition SchemaMedicalProcedure SchemaDrug SchemaPhysician SchemaHospital SchemaDentist SchemaRealEstateListing SchemaResidence SchemaApartment SchemaHouse SchemaAccommodation SchemaLodgingBusiness SchemaHotel SchemaRoom SchemaTouristAttraction SchemaTouristTrip SchemaTouristDestination SchemaTrip SchemaFlight SchemaTrainTrip SchemaBusTrip SchemaMusicEventSportsEventTheaterEventExhibitionEventEducationEventFoodEventSocialEventVirtualLocationEventStatusEventAttendanceModeOrganization SchemaCorporation SchemaAirline SchemaGovernmentOrganizationNGO SchemaSportsTeam SchemaEducationalOrganizationCollegeOrUniversitySchool SchemaPerson SchemaActor SchemaPolitician SchemaArticle SchemaNewsArticle SchemaBlogPosting SchemaScholarlyArticle SchemaReport SchemaTechArticle SchemaQuestion SchemaAnswer SchemaQAPage SchemaFAQPage SchemaDiscussionForumPostingComment SchemaReview SchemaAggregateRating SchemaRating SchemaEmployerReviewUserReviewClaimReview SchemaSoftwareSourceCodeSoftwareLibraryDefinedTerm SchemaDataset SchemaDataDownloadDataCatalogPropertyValueQuantitativeValueUnitCodeMonetaryAmount

Analytics & Measurement

GA4, Search Console, CTR, conversions and tracking.

77 terms
Adobe AnalyticsAverage CTR in Google Search ConsoleBounce RateConversion FormConversion Rate Optimization CroConversion RateConversionDwell TimeEvent Tracking Google AnalyticsGa4Google Analytics GoalsGoogle AnalyticsGoogle Search Console 2Pages Per Session Google Analytics MetricSearch Impressions in Google Search ConsoleSEO AnalyticsTime on Page Google Analytics MetricTotal Clicks in Google Search ConsoleUniversal AnalyticsUrchin Tracking Module UtmURL Inspection Tool in Google Search ConsoleGA4 ExplorationsGA4 BigQuery ExportGA4 Audience BuilderGA4 Predictive MetricsGA4 Conversion ModelingGA4 Consent Mode v2Enhanced ConversionsServer-Side Google Tag ManagersGTMConsent Mode BasicConsent Mode AdvancedConsent SignalsCross-Domain MeasurementCross-Device AttributionUser-ID in GA4Session Timeout ConfigurationEvent-Scoped Custom DimensionsUser-Scoped Custom DimensionsItem-Scoped Custom DimensionsData Retention SettingsIP AnonymizationRedaction FeatureBounce Rate GA4Engagement RateEngaged SessionAverage Engagement TimeViews per SessionReturn on Ad SpendROASCost per AcquisitionCPACustomer Lifetime ValueCLTVAttribution Model ComparisonData-Driven AttributionPosition-Based AttributionTime-Decay AttributionLinear AttributionFirst-Click AttributionLast-Click AttributionSearch Console Coverage ReportDiscovered - Currently Not IndexedAlternate Page with CanonicalDuplicate Google Chose Different CanonicalExcluded By Noindex TagBlocked By Robots.txtSitemap Errors ReportSitemap FetchedURL Inspection Live TestRemovals ToolManual Action ReportSecurity Issues ReportLinks Report InternalLinks Report ExternalTop Linking SitesTop Linked Pages

Local SEO

Google Business Profile, citations, maps and NAP.

67 terms

AI & LLM Visibility

ChatGPT, Perplexity, Gemini, generative engines and llms.txt.

263 terms
AI Generated ContentAI Title and Description GeneratorAioseo Analyzer Chrome ExtensionAioseo Author SEO FeatureAioseo ChangelogAioseo Trends SEO Case StudiesAioseos Cornerstone Content FeatureAioseos Headline AnalyzerAioseos Local SEO ToolsAioseos Post Index StatusAll in One SEO Aioseo ComArtificial Intelligence AIBaidu Search EngineBaidu SEO GuidelinesCampaign UtmChatgptClaude AIClickbaitContent Performance Aioseo MetricDomain AgeDomain Authority Score in SemrushDomain HistoryDomain Name RegistrarDomain Rating Score in AhrefsDomain StructureEgo BaitEmail MarketingFlesch Kincaid Grade Level TestGemini AI ModelGenerative AIGoogle RankbrainGoogle Search Generative Experience SgeGoogles SpambrainLLM Large Language ModelOpenaiPaid SearchPaid TrafficPerplexity AIReferring DomainsSEO Analyzer by AioseoSubdomainThumbnailsTop Level Domain TldGEOGenerative Engine OptimizationAEOAnswer Engine OptimizationAIOAI OptimizationAI OverviewsSGESearch Generative ExperienceLLMLarge Language ModelSmall Language ModelSLMFoundation ModelMultimodal ModelFrontier ModelLLMs.txtLLMs-full.txtPerplexity CitationsChatGPT SearchGemini Deep ResearchClaude WebAI CrawlerGPTBotOAI-SearchBotChatGPT-UserPerplexityBotGoogle-ExtendedClaudeBotanthropic-aiMeta-ExternalAgentBytespiderAmazonbotApplebot-ExtendedCCBotDuckAssistBotDiffbotAI SnippetCitation ShareZero-Click SearchAI Overview CoveragePrompt EngineeringSystem PromptRetrieval-Augmented GenerationRAGVector SearchEmbeddingsSemantic SearchNearest Neighbor SearchChunking StrategyContext WindowToken LimitGroundingHallucinationFact BankEntity GraphKnowledge Graph APINamed Entity RecognitionNEREntity SalienceWikipedia SnapshotWikidata Q-IDsameAs PropertyClaimReviewFactCheck SchemaSpeakableSpecificationAnswer PassageTL;DR BlockAI CitationAI AttributionAI TrafficPrompt InjectionSystem Instruction LeakageModel DistillationFine-TuningLoRAPrompt ChainingChain-of-ThoughtFew-Shot LearningZero-Shot LearningIn-Context LearningRetrieval PipelineVector DatabaseChromaPineconeWeaviateMilvusOpenAI EmbeddingsCohere EmbeddingsVoyage EmbeddingsHybrid SearchBM25RerankingMMRMaximum Marginal RelevanceAnswer RankingPassage RankingAI Overview AttributionAI Answer CardAI Snippet FrequencyAI Snippet CTRGenerative SnippetPerplexity FocusPerplexity Pro SearchGemini AdvancedChatGPT TeamCopilot SearchBing ChatYou.com ResearchKagi AssistantPhindAndi SearchAI Search RankingAI Search ConsoleAI Answer PanelAI Overview FrequencyAI Overview DensityAI Traffic ReportModel CardModel ProvenanceContent ProvenanceC2PAAI Content DisclosureSynthetic Media LabelAI WatermarkingSynthIDDeep Fake DetectionAI Content PolicyAI Scaled ContentAI Made-For-Search ContentAI Bulk PublishingAI Content FarmAI RewriteAI TranslationAI SummarizationAI Brief GenerationAI Outline GenerationAI Meta DescriptionAI Title GenerationAI Schema GenerationAI Internal LinkingAI Alt TextAI FAQ GenerationAI Cluster AnalysisAI Topic ModelingAI Content ScoreAI Readability ScoreAI Sentiment AnalysisAI Intent ClassificationAI SERP SimulationAI Query ExpansionPrompt LibraryPrompt TemplatePrompt Version ControlPrompt TestingModel RouterMulti-Model FallbackOpenAI GPT-4oOpenAI GPT-5Anthropic Claude SonnetAnthropic Claude OpusGoogle Gemini FlashGoogle Gemini ProMeta Llama 3Meta Llama 4Mistral LargeMixtralCohere Command R+xAI GrokDeepSeek R1QwenYiReka CorePerplexity SonarGoogle AI StudioAnthropic WorkbenchOpenAI PlaygroundTogether AIFireworks AIGroqAI Compute CostInference LatencyTokens Per SecondTPSAI GuardrailsAI Content ModerationAI Safety LayerAI RefusalAI JailbreakPrompt Injection AttackIndirect Prompt InjectionData PoisoningModel ExtractionAI Search AttributionAI Referral TrafficAI Traffic ValueAI-Assisted EditorialHuman-in-the-LoopEditorial Review LayerAI Content CertificationSGE SnapshotAI Overview SnapshotAI Snippet AnatomyAI Answer AnatomyGrounded AnswerAttribution LinkCitation SlotAnswer FingerprintAI Query Fan-OutQuery RewritingQuery Fan-OutMulti-Hop ReasoningReasoning ModelTest-Time ComputeAI Search Health ScoreAI Discoverability AuditAI Retrieval AuditAI Content FreshnessAI Content DecayAI Answer Longevity

Social & OpenGraph

Social signals, share cards and platform SEO.

9 terms

Ecommerce SEO

Product pages, WooCommerce and shopping feeds.

59 terms

Performance & Core Web Vitals

Page speed, LCP, CLS, INP and caching.

10 terms

Algorithms & Updates

Core updates, Panda, Penguin, Helpful Content and spam policies.

43 terms

Tools & Software

Named SEO tools, platforms and plugins.

47 terms