The word "remedial" refers to actions, measures, or courses designed to improve a situation or to correct problems. It is often used in the context of education to describe classes or programs aimed at helping students who are struggling to reach necessary proficiency levels. In a broader sense, it implies making amends or providing solutions to issues.
The term "remedial" comes from the Latin word "remedium," which means "a remedy or cure." The suffix "-al" is added to denote relating to, thus forming the adjective "remedial."