The Oxford English Dictionary defines plagiarism as "the action or practice of taking someone else's work, idea, etc., and passing it off as one's own; literary theft."
It's easy to commit plagiarism, even if you don't mean to do it! The tools on this page can help you recognize and avoid academic dishonesty while becoming a better researcher and writer.
The Plagiarism Tutorial below contains written modules on such topics as how to quote, summarize, and paraphrase to avoid plagiarizing the work of others. This tutorial can serve as an online manual that you can refer to while working on your assignments.