SEO & AI Glossary
Master the language of modern search. From technical SEO to the latest in Generative AI.
Machine Learning
A branch of AI where algorithms learn patterns from data and improve their performance without being explicitly programmed.
Manual Actions
Penalties applied by Google's human reviewers when a site violates Google's spam policies, reducing or removing rankings as a consequence.
MarTech Stack
The collection of marketing technology tools and platforms a company uses to execute, measure, and optimise its marketing programmes.
Marketing Attribution
The process of assigning credit to marketing touchpoints that contribute to a conversion or revenue outcome.
Marketing Automation
Software that automates repetitive marketing tasks (email sequences, lead scoring, audience segmentation) to scale personalisation and efficiency.
Marketing Mix Modelling
A statistical approach to marketing measurement that uses regression analysis on aggregate historical data to estimate each channel's contribution to sales without individual user tracking.
Marketing Qualified Lead
A prospect who has shown enough interest in a brand's content or offerings to be considered ready for sales follow-up, based on defined criteria.
Masonry Layout
A grid layout where items pack tightly into available space without uniform row heights, like bricks of varying sizes filling a wall.
Material Design
Google's open-source design system, introduced in 2014, built around the metaphor of digital "material": surfaces with elevation, depth, and physically inspired motion.
Maximalism
A visual approach that embraces density, ornamentation, mixed type, vivid color, and layered imagery, the deliberate opposite of minimalism.
Meta Description
An HTML tag that summarises a page's content, typically displayed as the snippet text below the title in search results.
Meta Title
The HTML title tag of a page, displayed in browser tabs and typically used as the clickable headline in search engine results.
Micro-Conversions
Small, intermediate user actions that indicate engagement and progress toward a primary conversion goal, such as sign-ups or purchases.
Microsoft Copilot
Microsoft's AI assistant integrating GPT-4 into Bing Search, Windows, Edge, Microsoft 365, and enterprise products, a major AI search touchpoint for B2B audiences.
Minification
The process of removing unnecessary characters (whitespace, comments, line breaks) from CSS, JavaScript, and HTML files to reduce file size and improve page load speed.
Minimalism
A design approach that strips visuals down to essentials: generous white space, restrained color palettes, simple typography, and minimal ornamentation.
Mobile SEO
Optimising a website's performance, usability, and content for mobile devices, foundational since Google's mobile-first indexing made the mobile version the primary crawled version.
Mobile-First Indexing
Google's practice of using the mobile version of a website as the primary basis for indexing and ranking, rather than the desktop version.
Mobile-first Design
A design and development approach that starts with the mobile experience and progressively enhances for larger screens, codified as best practice since Google's 2015 mobile-friendly update.
Model Context Protocol (MCP)
An open standard introduced by Anthropic in 2024 for connecting AI assistants to data sources, tools, and applications through a uniform interface.
Modular Design
A design philosophy where interfaces are assembled from small, reusable, well-defined components, the basis of every modern design system.
Monthly Recurring Revenue
The predictable revenue a subscription business generates each month from active paying customers, the pulse metric for SaaS growth tracking.
Motion Design
The discipline of using animation, transitions, and movement to communicate hierarchy, feedback, and meaning in digital interfaces.
Multi-Client Management
The ability to oversee and report on SEO performance across multiple client accounts from a single platform or dashboard.
Multimodal AI
AI systems that can process and generate multiple types of data, text, images, audio, and video, within a single model.
Multimodal Search
Search queries that combine multiple input types, text, images, voice, or video, to find results, powered by multimodal AI models.
Multisearch
A Google Search feature allowing users to query using a combination of an image and text simultaneously, powered by Google Lens and MUM.
Multivariate Testing
A testing method that simultaneously tests multiple page elements in different combinations to identify which combination performs best.