Marketing & Advertising Glossary
From CPM to programmatic, every term in advertising and media buying explained in plain English.
CAP
UK RegulationCAP is the UK's self-regulatory body that creates and enforces the advertising codes governing non-broadcast media.
CMYK vs Spot Colour
Print & PublishingCMYK uses four process inks for full-colour printing, whilst spot colour uses pre-mixed inks for specific colours. Each method suits different print application
CPM
MetricsCPM is the cost you pay for every 1,000 ad impressions displayed to users, commonly used to price display and video advertising.
CUDA
AICUDA is NVIDIA's parallel computing platform that accelerates AI and machine learning tasks used in programmatic advertising and audience targeting.
Cache Busting
Landing PagesA technique that forces browsers to load the latest version of a webpage by adding unique identifiers to file URLs, preventing outdated cached versions from dis
Call to Action (CTA) Design
Campaign ArtworkStrategic design of buttons, links, or messages that prompt audiences to take a specific action, such as clicking, purchasing, or signing up.
Campaign Artwork
Campaign ArtworkCustom visual designs created specifically for advertising campaigns across print, digital, and outdoor media channels.
Campaign Budget Optimisation (CBO)
Google AdsGoogle's automated bidding strategy that allocates your budget across ad groups and campaigns to maximise conversions. CBO simplifies budget management by letti
Campaign Weight (TV)
TV & BroadcastCampaign Weight refers to the total volume of TV advertising airtime purchased, typically measured in TVRs (Target Audience Ratings) or Gross Rating Points (GRP
Cannibalisation Audit
Content & CopyA systematic review of your content portfolio to identify where similar messaging or topics compete for the same audience, reducing overall campaign effectivene
Canonical URL
Technical SEOA canonical URL is the preferred version of a webpage that search engines should prioritise when multiple versions of the same content exist.
Captive Audience
CinemaA cinema audience unable to leave during advertising, creating guaranteed exposure for brands. A premium captive environment with high engagement potential.
Centre Break vs End Break
TV & BroadcastCentre breaks and end breaks are TV advertising slots positioned at different points within programmes. Centre breaks occur mid-programme, while end breaks air
Chain of Thought Prompting
AIA prompting technique that encourages AI models to break down complex problems into sequential reasoning steps before providing answers.
Cinema Ad Formats
CinemaStandardised video advertising formats shown in UK cinemas before films, including pre-rolls, mid-rolls, and branded intervals with specific duration and placem
Cinema Ad Reel
CinemaA compiled collection of cinema advertisements shown before feature films. Cinema ad reels group multiple brands' ads into a single playback sequence for theatr
Cinema Advertising
CinemaAdvertising delivered on cinema screens before, during or after film screenings. A high-impact channel reaching engaged audiences in a premium environment.
Cinema Audience Targeting
CinemaTargeting cinema audiences based on demographics, behaviours, and viewing habits to deliver ads to specific viewer segments before films.
Cinema Campaign Planning
CinemaThe strategic process of developing and scheduling cinema advertising campaigns, including audience targeting, venue selection, and creative placement across ci
Cinema Media Planning
CinemaStrategic planning and buying of advertising space in UK cinemas, involving audience analysis, screen selection, and campaign timing to reach viewers during fil
Cinema Reach
CinemaThe total audience size or number of people exposed to cinema advertising across a specific venue, circuit, or campaign period.
Cinema Screen Advertising
CinemaAdvertising displayed on cinema screens before, during or after films. A premium channel for reaching engaged audiences in a captive viewing environment.
Cinema Sponsorship
CinemaCinema sponsorship involves brands partnering with cinemas or film distributors to gain visibility before, during or after screenings through advertising placem
Cinema vs TV Advertising
CinemaCinema advertising delivers brand messages on the big screen to captive audiences, while TV reaches viewers at home. Each channel offers distinct targeting, imp
Circulation vs Readership
Print & PublishingCirculation measures physical copies distributed; readership counts total people who see the publication. Both metrics matter for print media planning and ROI.
Classified Advertising
Print & PublishingClassified advertising is paid listings in newspapers, magazines and online platforms organised by category. Common in UK media for property, jobs, and automoti
Claude AI
AIClaude is an AI assistant created by Anthropic that helps marketers automate content creation, analyse data, and streamline campaign planning.
Clearcast
UK RegulationClearcast is the UK's pre-broadcast advertising clearance organisation, responsible for reviewing and approving TV and radio commercials before transmission.
Click Fraud
StandardsFraudulent clicks on digital ads generated by bots or humans to artificially inflate campaign metrics and drain advertiser budgets without genuine user intent.
Click-Through Rate
MetricsCTR measures the percentage of people who click on your ad after seeing it, calculated as clicks divided by impressions.