dross [drɔs]
noun
Something referred to as "dross" is of low value or quality. Dross may also be used as a technical term to refer to unwanted material that is removed from a mineral to make it better.
Dross has been a part of the English language since Anglo-Saxon times. It comes from the Old English word drōs, meaning "dregs," those solid materials that fall to the bottom of a container full of a liquid such as coffee or wine.
English
Optimized studying based on the forgetting curve vastly improves memorization. - What is reminDO?
Memorize
