A person or thing that makes something more beautiful or attractive. The new landscaping served as a beautifier for the entire neighborhood.
A cosmetic product used to enhance the appearance of the face or body. She applied a beautifier to her cheeks to give them a rosy glow.
Computing: a software tool that automatically reformats source code to improve its readability and style consistency. Before committing his changes, he ran the beautifier to clean up the code formatting.