refresh

Concise Oxford English Dictionary © 2008 Oxford University Press:
refresh/rɪˈfreʃ/

▶verb

• 1 give new strength or energy to.

• 2 revise or update (skills, knowledge, etc.).

  ■ jog (someone's memory) by going over previous information.

• 3 chiefly N. Amer. pour more (drink) for someone or refill (a container) with drink.

– origin ME: from OFr. refreschier, from re- ‘back’ + fres(che) ‘fresh’.