Definition of "refresh"

refresh

/ɹiˈfɹɛʃ/

verb
third-person singular simple present refreshes, present participle refreshing, simple past and past participle refreshed
1. (transitive) To renew or revitalize.
  Quotations
  Wherefore the children of Israel shall keep the sabbath, to observe the sabbath throughout their generations, for a perpetual covenant.It is a sign between me and the children of Israel for ever: for in six days the LORD made heaven and earth, and on the seventh day he rested, and was refreshed.
  1611, The Holy Bible, […] (King James Version), London: […] Robert Barker, […], Exodus 31:16–17
2. (intransitive) To become fresh again; to be revitalized.
3. (computing, transitive, intransitive) To reload (a document, especially a webpage) and show any new changes.
  Quotations
  She refreshed the page. She was still the high bidder. Good.
  2007, Beth Harbison, Shoe Addicts Anonymous
4. (computing, transitive, intransitive) To cause (a web browser or similar software) to refresh its display.
  Quotations
  You can save your code, refresh your browser, and see a change instantly. This simple trick turns a lowly web browser into a development environment […]
  2007, Philip C Plumlee, Test Driven Ajax (on Rails)
5. To perform the periodic energizing required to maintain the contents of computer memory, the display luminance of a computer screen, etc.
6. (intransitive, colloquial, dated) To take refreshment; to eat or drink.
  Quotations
  We got within two miles of there, and stopped in the woods out of sight, where we refreshed with some brandy, and gave the two boys very large portions.
  1972, Vermont History, volume 40, page 268
noun
plural refreshes
1. The periodic energizing required to maintain the contents of computer memory, the display luminance of a computer screen, etc.
2. (computing) The update of a display (in a web browser or similar software) to show the latest version of the data.
3. The process of modernizing something.
  Quotations
  Experiences such as the Al Qaeda threat have provided a taste of how the landscape may have changed very fundamentally. Do these changes spell the end of the Cycle as a useful concept, or does it just need a refresh?
  2013, Mark Phythian, Understanding the Intelligence Cycle, page 43