Revision is the process of carefully reviewing and improving something you've created, especially a piece of writing. When you revise an essay, you reconsider your ideas, reorganize paragraphs, clarify confusing sentences, and strengthen your arguments, going well beyond fixing spelling mistakes. Think of it as giving your work a second chance to be even better.

The word comes from Latin roots meaning “to see again,” which captures exactly what revision is about. You're looking at your work with fresh eyes, noticing things you missed the first time. Maybe a paragraph belongs earlier in the story, or an explanation needs more detail, or an entire section should be cut because it doesn't support your main point.

Revision takes patience and honesty. It means being willing to admit that your first draft isn't perfect and that good work usually requires multiple passes. Professional writers often revise their work many times before publication. Scientists revise their theories when new evidence appears. Even this dictionary entry went through revision before you read it.

In British English, revision also means studying and reviewing material before a test, similar to what Americans call “reviewing” or “studying.” A British student might spend the evening doing revision for tomorrow's maths exam.