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Marketing & Advertising Glossary

From CPM to programmatic, every term in advertising and media buying explained in plain English.

All A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

MRAID

Buying

MRAID is a standardised framework enabling rich, interactive ad experiences within mobile apps. It allows ads to expand, play video, and access device features

Macro vs Micro Spot Lengths

TV & Broadcast

Macro spots are longer TV advertisements (10-60 seconds), whilst micro spots are brief placements (1-5 seconds). Each serves different campaign objectives and b

Make-Good (TV)

TV & Broadcast

A free replacement broadcast or advertising spot offered by a TV station when an originally scheduled ad fails to air or underperforms.

Market Segmentation

Strategy

Market segmentation is the process of dividing a broad market into distinct groups of consumers with similar needs, behaviours, or characteristics.

Marketing Automation

AI

Marketing automation uses software to automatically manage repetitive marketing tasks, nurturing leads and personalising customer journeys at scale.

Masthead

Print & Publishing

The masthead is the section of a newspaper or magazine that displays the publication's name, logo, and key publication information, typically appearing on the fro

Mechanical Data (Print)

Print & Publishing

Technical specifications for print advertisements including dimensions, resolution, and file formats required by publishers for correct production and placement

Media Kit (Press Kit)

Print & Publishing

A comprehensive marketing document that publishers provide to advertisers, detailing audience demographics, circulation figures, advertising rates, and availabl

Media Kit

Media Kits

A media kit is a document publishers provide to advertisers outlining ad placements, pricing, audience data, and specifications available on their platform.

Meta Description

On-Page SEO

An HTML element that summarises page content in 150-160 characters, displayed under the page title in search results to improve click-through rates.

Meta Tags

Tracking

HTML code snippets that provide metadata about a webpage to search engines and browsers, controlling how pages appear in search results and on social media.

Micro-Influencer

Social Media

Content creators with 10,000–100,000 followers who build engaged communities. They offer authentic brand partnerships at lower costs than macro-influencers.

Mid-Roll (Audio)

Podcasts

Advertisement placed in the middle of a podcast episode, typically between 15-60 seconds. Mid-roll ads reach engaged listeners at optimal attention points durin

Midjourney

AI

Midjourney is an AI tool that generates high-quality images from text descriptions, widely used by marketers for creative asset production.

Minification & Bundling

Web & Technology

Techniques that reduce website file sizes by removing unnecessary code and combining files, improving load speeds and user experience.

Minutage Cap (Ofcom)

UK Regulation

Ofcom's limit on the amount of advertising airtime broadcasters can transmit per hour, set to protect viewers from excessive commercial breaks on UK television.

Mixture of Experts

AI

A neural network architecture that routes different inputs to specialized sub-networks (experts) for improved efficiency and performance.

Mobile Billboard

Billboards

Advertising displayed on vehicles that move through populated areas, providing dynamic, high-reach out-of-home exposure across UK cities and towns.

Mobile-First Design

Landing Pages

A design approach that prioritises mobile devices as the primary platform, building websites and landing pages from mobile upwards rather than adapting desktop

Modelled Conversions

Attribution

Estimated conversions attributed to touchpoints where direct measurement isn't possible, using statistical models to fill data gaps.

Mono vs Full Colour Rate

Print & Publishing

Pricing structure for print advertising where mono (black & white) rates are lower than full colour rates, reflecting production costs and perceived premium val

Mood Targeting (Audio)

Radio & Audio

Audio targeting that places ads based on listener mood, emotional state, or contextual listening situation rather than demographics alone.

Multi-Touch Attribution

Attribution

A method that credits multiple touchpoints across a customer's journey rather than attributing all credit to a single interaction, providing a more accurate vie

Multimodal AI

AI

AI systems that process and understand multiple types of data (text, images, video, audio) simultaneously to make informed decisions.

Multiplex Advertising

Cinema

Advertising across multiple cinema screens or multiplex venues simultaneously, reaching audiences at scale across different locations and showtimes.

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