refresher course

noun

1. a study course serving as a review of previous education.

refresher course

noun

1. a short educational course for people to review their subject and developments in it

Word History and Origins

Origin of refresher course¹

First recorded in 1910–15

Example Sentences

Online, one option was an interactive refresher course that couldn’t be failed — the “eLearning” session just needed to be completed.

From Los Angeles Times

For those remaining from the years under Morgan and Trevor Bayliss then, it may be more of a refresher course than a revolution.

From BBC

Even if you know how to do it, you need a refresher course.

From Los Angeles Times

A quick refresher course on the format for the play-in tournament that takes place April 16-19: The seventh and eighth seeds will play in each conference and the winning team will earn the seventh seed into the NBA playoffs.

From Seattle Times

Sometimes, though, the conventional pursuit of justice often leaves behind collateral damage — a sad truth that everyone, including well-meaning teachers, could use a refresher course on.

From Los Angeles Times