SEO & AI Glossary
Master the language of modern search. From technical SEO to the latest in Generative AI.
Unlinked Brand Mentions
References to a brand online that do not include a hyperlink, representing opportunities to request link placement from already-receptive publishers.
Unsupervised Learning
A machine learning approach where algorithms discover hidden patterns in unlabelled data without explicit guidance.
User Journey Mapping
A visual exercise that documents the steps, touchpoints, emotions, and pain points a user experiences from first awareness to conversion.
User-Generated Content (UGC)
Content created and published by unpaid users or customers—reviews, photos, videos, and posts—about a brand or product.
Value Proposition
A clear statement of the specific benefit a product or service delivers to a defined customer, and why it is better than the alternatives.
Vector Database
A database designed to store and query high-dimensional vector embeddings, enabling fast semantic similarity search.
Vector Embeddings
Numerical representations of words, phrases, or documents as points in high-dimensional space, enabling AI systems to measure semantic similarity between concepts.
Vibe Coding
A development style coined by Andrej Karpathy in early 2025 where the developer steers an AI coding assistant by intent and feedback rather than writing most of the code directly.
Video SEO
The practice of optimising video content to rank in search engines and video platform results, driving organic discovery and traffic.
Viewability
An advertising metric that measures whether an ad had the opportunity to be seen — defined as at least 50% of the ad's pixels visible for at least one continuous second.
Viewport Meta Tag
An HTML meta tag that controls how a page scales and displays on mobile devices, essential for responsive design and mobile SEO.
Voice Search Optimisation
Optimising content to appear in spoken search responses from voice assistants like Siri, Alexa, Google Assistant, and Cortana.
Web Analytics
The measurement, collection, analysis, and reporting of website data to understand and optimise user behaviour and business performance.
WebP Format
A modern image format developed by Google that provides superior lossless and lossy compression compared to JPEG and PNG.
Webinar Marketing
Using live or on-demand online presentations to generate leads, educate prospects, and build authority in a target market.
Website Migration
The process of making significant changes to a website's structure, domain, platform, or URL architecture that affect organic search performance.
White Label Report
An SEO or marketing report generated by a platform but rebranded with an agency's own logo and colours for delivery to end clients.
White Label SEO
SEO services provided by one company but rebranded and resold by another agency as their own, enabling agencies to expand offerings without in-house expertise.
White Paper
A long-form, authoritative document providing in-depth analysis of a problem and a proposed solution — used to establish expertise and generate B2B leads.
Wikidata
A free, collaborative knowledge base maintained by the Wikimedia Foundation that serves as a structured data source for Wikipedia and a primary entity recognition signal for Google's Knowledge Graph.