About Dictionary of AI
Dictionary of AI is a free, comprehensive reference for modern artificial intelligence terminology. Our mission is to make AI concepts accessible to everyone — students, professionals, researchers, journalists, and curious minds alike.
We provide plain-English definitions, in-depth explanations, and curated relationships between concepts — so anyone can understand AI terms in context, not in isolation.
No paywalls. No signups. Free and open to all.
What We Cover
- 613+ published terms spanning machine learning, deep learning, large language models, robotics, AI safety, governance, and more
- 12 taxonomic domains from mathematical foundations to frontier research
- Four difficulty levels — Intro, Intermediate, Advanced, and Frontier — from non-technical introductions to doctoral-level definitions
- Industry applications — healthcare, finance, law, education, science, and government
- 2,000+ curated relationships between terms, visualized in our interactive 3D WordGraph
How to Use This Site
- Browse — Explore terms alphabetically using the A–Z index, or filter by domain, industry, or difficulty level
- 3D WordGraph — Visualize how AI concepts connect to each other in an interactive 3D graph
- Term Pages — Each term includes a short definition, full explanation, keywords, real-world examples, common misconceptions, and related concepts
- Ask Dictionary — Use our built-in assistant to learn how to navigate and use the site
- Random Term — Discover unexpected AI concepts with a single click
Our Editorial Process
Every term in the Dictionary of AI is carefully authored and reviewed for accuracy. Definitions are grounded in peer-reviewed research, established textbooks, and authoritative industry sources. Our editorial principles include:
- Accuracy over speed — conservative edits, no trend-chasing
- Neutral tone — no political framing, no corporate bias
- Accessible language — plain English by default, with deeper technical depth available
- Transparent sourcing — definitions grounded in established literature
- Regular updates — new terms are added weekly through a structured review process
What This Is Not
- Not a course or certification program
- Not an opinion blog or news outlet
- Not affiliated with any AI vendor or platform
- Not a closed or paywalled ecosystem
Advertising
Dictionary of AI is a free resource. To keep the site running and freely available, we display non-intrusive advertisements through Google AdSense. Ad revenue covers hosting, maintenance, and content development costs. We do not allow ads to interfere with the reading experience.
Contact Us
We welcome feedback, corrections, and questions. You can reach us at:
- General inquiries: contact@dictionaryofai.com
- Privacy questions: privacy@dictionaryofai.com