A database is an organized collection of information stored in a way that makes it easy to find, update, and use. Think of it like a super-powered filing system that can instantly search through millions of pieces of information.

Your school probably uses a database to keep track of every student's grades, attendance, and contact information. When your teacher needs to find your test scores from last month, they don't flip through stacks of paper. They search the database, and the information appears in seconds. Libraries use databases to track which books are checked out and when they're due back. Without databases, a librarian would need to manually search through thousands of cards every time someone wanted to borrow a book.

Databases power much of modern life. When you search for a video online, you're querying a database. When a store checks if an item is in stock, or when a bank processes a transaction, databases make it all possible.

The verb form is database (to put information into a database). A person who designs and manages databases is called a database administrator.