AI Glossary: 3,885 terms, defined

Plain-language definitions of the vocabulary used across machine learning, model architectures, tooling and AI safety. Every entry opens with a one-sentence definition, then explains where the term is used.

986 terms

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AI Sales Assistant

AI Sales Assistant is a software tool that uses artificial intelligence to support and enhance sales processes by automating tasks and providing data-driven insights.

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AI Scene Detection

AI Scene Detection is an automated process where artificial intelligence identifies and segments different scenes within videos or images based on visual and contextual cues.

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AI Scene Recognition

AI Scene Recognition is a technology that enables computers to identify and interpret the context and elements within an image or video scene.

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AI Scheduling

AI Scheduling is the use of artificial intelligence technologies to automate and optimize the planning and allocation of time and resources for tasks or events.

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AI Screening

AI Screening is the automated process of using artificial intelligence technologies to evaluate, filter, or analyze data, applications, or candidates efficiently and objectively.

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AI Screenshot

AI Screenshot is an image capture enhanced or generated using artificial intelligence technologies to improve, analyze, or automate visual content extraction.

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AI Screenshot Generator

An AI Screenshot Generator is a tool that uses artificial intelligence to automatically capture, analyze, and sometimes enhance screenshots of digital content.

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AI Script Generation

AI script generation is the automated creation of written content or code using artificial intelligence technologies.

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AI Script Generator

AI Script Generator is a tool that uses artificial intelligence to automatically create scripts for videos, presentations, or other content formats.

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AI Script-to-Video

AI Script-to-Video is a technology that transforms written scripts into fully automated video content using artificial intelligence.

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AI Scriptwriting

AI Scriptwriting is the use of artificial intelligence technologies to automatically generate scripts for films, videos, or other media content.

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AI Search

AI Search is a technology that uses artificial intelligence to improve the accuracy and relevance of search results.

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AI Search Assistant

AI Search Assistant is an intelligent tool that uses artificial intelligence to enhance and streamline the process of searching for information.

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AI Search Engine

AI Search Engine is a search platform that uses artificial intelligence technologies to deliver more accurate, context-aware, and personalized search results.

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AI Security

AI Security is the practice of protecting artificial intelligence systems from threats, vulnerabilities, and misuse to ensure their safe and reliable operation.

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AI segmentation

AI segmentation is the process of using artificial intelligence to divide data or audiences into meaningful groups based on shared characteristics.

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AI SEO

AI SEO is the application of artificial intelligence technologies to optimize websites and content for improved search engine rankings and user experience.

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AI Shopping Assistant

AI Shopping Assistant is a digital tool powered by artificial intelligence that helps users find, compare, and purchase products more efficiently online.

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AI Simulation

AI Simulation is the process of using artificial intelligence to imitate real-world systems or scenarios for analysis, training, or decision-making.

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AI Size Recommendation

AI Size Recommendation is the process of using artificial intelligence to suggest the most suitable product size to consumers based on their preferences and data inputs.

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AI Sketch

AI Sketch is a digital drawing created or enhanced using artificial intelligence technologies to assist or automate the creative process.

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AI Sketching

AI Sketching is the use of artificial intelligence technologies to create, enhance, or interpret hand-drawn or digital sketches automatically.

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AI Skin Analysis

AI Skin Analysis is the use of artificial intelligence technology to evaluate skin conditions and provide personalized skincare recommendations.

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AI Skin Smoothing

AI Skin Smoothing is an automated digital technique that uses artificial intelligence to enhance skin appearance by reducing imperfections and creating a smoother texture in images or videos.

About the TiorAI AI Glossary

The TiorAI AI Glossary is a free reference of 3,885 artificial intelligence terms, each defined in plain English. Every entry opens with a one-sentence definition that stands on its own, then explains where the term is actually used and how it sits next to the ideas around it. There is nothing to sign up for and nothing to download: each definition has its own page and its own URL, so a term you needed once can be linked to and found again.

Three ways to find a term

They combine, and none of them cancels the others. The A to Z strip narrows the index to a single initial, with the # key collecting the entries that begin with a digit or a symbol and that no letter would reach. The category filter cuts the glossary to one of sixteen subject areas, among them Machine Learning, Deep Learning and Neural Networks, Natural Language Processing, Computer Vision, Generative AI, Reinforcement Learning, AI Agents and Systems, MLOps and Infrastructure, Data and Analytics, and AI Ethics. The search field matches names and definitions, so a concept you can only half-name still surfaces. Every combination has its own URL, which means a narrowed view can be bookmarked or sent to a colleague.

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What the definitions cover

The vocabulary of modern AI, at the three depths people arrive needing. The fundamentals a first week runs into — model, parameter, training, inference, overfitting. The architecture behind current systems — transformers, attention, embeddings, diffusion, retrieval-augmented generation. And the operational and governance language that turns up in a procurement review or a policy document — fine-tuning, hallucination, alignment, model drift, bias. Terms are defined as they are used in practice rather than as they appear in a paper abstract.

Definitions that answer first

Each entry leads with the answer. The opening sentence says what the term means without assuming the rest of the page, which is what makes an entry useful to someone who arrived from a search with exactly one question. The explanation underneath is for the reader who wants more than that: what the idea is commonly confused with, what it looks like in practice, and which neighbouring terms are worth reading next. The card in the index above shows the opening of that definition, so you can tell from the results whether an entry is the one you want.

Where the glossary fits

A glossary answers what something means; it is not the place that tells you what to do about it. Where a concept has products behind it, the AI tools directory is where they are listed, and where it has a working instruction behind it, the prompt library is where that lives. Entries link out to those when the link earns its place, and the glossary stays what a glossary is — the definitions, ordered so they can be browsed, and written so a single one can be read on its own.

Using this glossary

How is the glossary ordered?

Alphabetically by term name, which is the order a reference work is browsed in and the order every page of this archive has always used. The sort menu can switch it to reverse alphabetical, or to recently added and recently updated if you want to see what has changed.

What does the letter strip do?

It narrows the index to terms whose name begins with that character, and it keeps whatever else you have set — a category filter, a search, a sort — so you can move between letters without starting again. The # entry collects the terms that begin with a digit or a symbol, which no letter would reach.

Why do some terms have no specific category?

Entries that span several areas, or that predate the current category set, sit under “Other”. It holds a large share of the glossary, so the filter is most useful for narrowing to a named topic rather than for excluding one.

What is in a glossary entry?

A short definition in plain language, then a longer explanation of where the term is used and how it relates to neighbouring concepts. The card above shows the opening of that definition; the entry itself also links to related terms and, where relevant, to the AI tools that implement the idea.

How do I search the glossary?

The field at the top matches term names and definitions, so a concept you can only half-name will usually surface. Search combines with the category filter and the letter strip, and every combination has its own URL, so a narrowed view can be bookmarked or shared.