The periodic energizing required to maintain the contents of computer memory, the display luminance of a computer screen, etc.

The update of a display (in a web browser or similar software) to show the latest version of the data.

The process of modernizing something.

To renew or revitalize.

“Sleep refreshes the body and the mind.”

To become fresh again; to be revitalized.

To reload (a document, especially a webpage) and show any new changes.