Every new subject throws a wall of unfamiliar vocabulary at you. Philosophy has epistemology and phenomenology; biology has meiosis and plasmid; economics has elasticity and Pareto. Mastering the terms is half the battle, and no one wants to build a glossary by hand.
iTutor's glossary builder reads any study material and pulls out the key terms with clean, context-aware definitions — automatically.
How it works
Upload a PDF, paste your notes, or point it at a set of lecture slides. The AI scans for:
- Technical terms and their definitions as used in your material (not generic Wikipedia versions).
- Key people, places, or frameworks referenced repeatedly.
- Acronyms and abbreviations, expanded and explained.
- Formulas or symbols that act like vocabulary in their field.
Out the other end: a searchable, alphabetized glossary specific to your class or textbook. Each entry includes the definition, a short example of how the term is used, and usually a link back to where it appeared in the source.
Why it beats a generic dictionary
Here's the subtle thing: a word can mean different things in different fields. "Significance" means one thing in a literature class and something very specific in statistics. "Work" in physics is not the same as "work" in everyday speech.
A glossary built from your actual material uses your definitions. If your economics professor uses "elasticity" in a specific way, that's the one you'll see — not whatever Google surfaces first.
When it's most useful
A few scenarios where a custom glossary earns its place:
- Starting a new subject — build the glossary on week one and refer back all semester.
- Cross-disciplinary classes — when a term from one field means something different in another.
- Studying in a second language — get definitions in the language you think in, not just the language of the textbook.
- Reading research papers — dense papers often assume vocabulary you haven't seen.
Turning it into flashcards
A glossary is more useful when you interact with it. iTutor lets you turn any glossary into a flashcard deck with one click, so instead of reading definitions, you're testing yourself on them. Spaced repetition turns vocabulary from short-term recognition into long-term fluency.
The bottom line
Learning a subject is partly learning its language. iTutor's glossary builder takes the clerical work out of that process — it reads your material, extracts the terms, and gives you a reference you can actually study from. It's a small feature that saves a disproportionate amount of time, especially in the early weeks of a hard course.