Marketing & Advertising Glossary
From CPM to programmatic, every term in advertising and media buying explained in plain English.
Social Media Analytics
ReportingThe measurement and analysis of performance data from social media campaigns, including engagement, reach, conversions, and audience insights to optimise market
Social Media Audit
ReportingA comprehensive review of your social media presence, channels and performance metrics to identify strengths, weaknesses and opportunities for improvement.
Social Media Engagement
Social MediaThe measure of how actively your audience interacts with your social media content through likes, comments, shares, and other meaningful interactions.
Social Media ROI
ReportingThe measurable return generated from social media marketing activities, calculated by comparing revenue or conversions gained against spend and resources invest
Social Proof
Social MediaSocial proof is the psychological principle that people trust and copy the actions of others, especially in social media marketing where reviews, testimonials,
Social Sentiment Analysis
ReportingThe process of monitoring and analysing public conversations about your brand, products, or campaigns across social media to understand audience perception and
Soft 404
Technical SEOA soft 404 occurs when a page returns a successful HTTP status code (like 200) despite containing little or no useful content, confusing search engines about pa
Solus Position
NewspapersA premium newspaper advertising position where an advertiser's ad appears alone on a page or section, without competing ads nearby.
Sonic Branding
Radio & AudioAudio branding through distinctive sonic signatures – jingles, sound logos, or musical motifs – that create instant brand recognition in radio, podcasts, and digita
Spark Ads (TikTok)
TikTok AdsTikTok's native advertising format that allows brands to promote existing organic content or create sponsored videos within the user feed, optimised for perform
Sponsorship Ident
TV & BroadcastA short on-air sequence that identifies a TV programme's sponsor, typically 5-10 seconds long. Broadcast between programmes or at natural breaks within content.
Spot Ad (Radio)
Radio & AudioA short, targeted radio advertisement aired between programmes or during station breaks. Spot ads are typically 15-60 seconds and bought on a per-placement basi
Spot Length (DOOH)
Digital ScreensThe duration of an advertisement displayed on a digital out-of-home (DOOH) screen, typically ranging from 5 to 60 seconds, determining visibility and impact.
Spot Length Premium
TV & BroadcastAn additional cost charged by broadcasters when ads run in non-standard lengths, typically outside the standard 10, 20, 30, or 60-second slots.
Spot Rate (Radio)
Radio & AudioThe cost to run a single radio advertisement during a specific time slot, typically quoted per 30-second spot and varying by station, daypart, and audience size
Spot Separation
Radio & AudioThe minimum time gap required between consecutive radio advertisements for the same advertiser to comply with broadcast regulations and maintain listener experi
Spotify Advertising
Radio & AudioSpotify's programmatic advertising platform enabling brands to reach millions of listeners through audio ads on music streaming. Includes display, audio, and vi
Stable Diffusion
AIStable Diffusion is an open-source AI model that generates high-quality images from text descriptions, enabling marketers to create visuals without hiring designers.
Standard vs Premium Format (Cinema)
CinemaCinema ad formats split into Standard (flat screen) and Premium (large format like IMAX), offering different reach, impact and pricing tiers for broadcasters.
Station Average Price (SAP)
TV & BroadcastThe average cost per 30-second spot across a TV station's schedule, calculated by dividing total airtime revenue by total ad inventory sold.
Station Domination
Radio & AudioA radio advertising strategy where a single advertiser dominates airtime across multiple dayparts on one station, maximizing brand presence and frequency.
Statistical Significance
StrategyA statistical measure indicating whether observed results in a campaign are real or due to chance. Essential for validating media performance claims.
Storytelling in Marketing
Content & CopyStorytelling in marketing uses narrative techniques to create emotional connections with audiences, making brand messages more memorable and engaging than tradi
Streaming Audio Ads
Radio & AudioAudio advertisements delivered through streaming platforms like Spotify, Apple Music and podcasts. They reach listeners during music playback or podcast episode
Street Furniture
Out-of-HomeStreet furniture advertising uses public structures like bus shelters, phone boxes, and benches to display ads in high-footfall locations across UK towns and ci
Style Guide
Brand IdentityA comprehensive document defining how a brand's visual and verbal identity should be applied across all communications, ensuring consistency and recognition.
Subject Line Optimisation
Content & CopyThe process of testing and refining email subject lines to improve open rates, engagement, and campaign performance across subscriber segments.
Supervised vs Unsupervised Learning
AITwo fundamental machine learning approaches: supervised learning uses labeled data to predict outcomes, while unsupervised learning finds hidden patterns in unlabeled data.
Supply Path Optimisation (SPO)
BuyingA programmatic strategy that identifies and prioritises the most efficient digital advertising paths to reach target audiences, reducing waste and improving ROI
Supply-Side Platform (SSP)
BuyingA technology platform that helps publishers and content owners sell their advertising inventory automatically to buyers, maximising revenue through real-time bi