refresher

re·fresh·er  (r-frshr)

n.

1. One that refreshes: a lemon refresher, imbibed on a hot day.

2. Instruction that serves to reacquaint one with material previously studied or to bring one's knowledge or skills up to date.

Thesaurus

Noun	1.	refresher - a fee (in addition to that marked on the brief) paid to counsel in a case that lasts more than one day Britain, Great Britain, U.K., UK, United Kingdom, United Kingdom of Great Britain and Northern Ireland - a monarchy in northwestern Europe occupying most of the British Isles; divided into England and Scotland and Wales and Northern Ireland; `Great Britain' is often used loosely to refer to the United Kingdom legal fee - a fee paid for legal service
	2.	refresher - a drink that refreshes; "he stopped at the bar for a quick refresher" beverage, drinkable, potable, drink - any liquid suitable for drinking; "may I take your beverage order?"
	3.	refresher - a course that reviews and updates a topic for those who have not kept abreast of developments refresher course course, course of instruction, course of study, class - education imparted in a series of lessons or meetings; "he took a course in basket weaving"; "flirting is not unknown in college classes"