reviser

noun
UK /rɪˈvaɪzə/
US /rɪˈvaɪzər/

A reviser is a person who changes or fixes something to make it better.

The reviser checked the story and fixed the mistakes.


OTHER MEANINGS

2. A person who studies again for an exam.

As a reviser, she spent the evening going over her notes.

3. A tool or program that updates a document.

The reviser software flagged every outdated link.

4. Someone who changes a law or plan.

The reviser of the rules made them easier to follow.