covering

n. a layer of something that covers a surface to protect or hide it.

n. a physical layer or object spread over another to provide protection, insulation, or concealment.

“The floor had a thick covering of dust because no one had lived there for years.”

“The delicate seedlings require a light covering of mulch to protect them from the unexpected overnight frost.”

n. the action of putting a layer over something.

n. the process or action of applying a cover or spreading a substance over a surface.

“The covering of the furniture took all afternoon because we had so many chairs.”

“The rapid covering of the landscape by volcanic ash made the evacuation efforts significantly more hazardous for the rescue teams.”

n. a collection of sets that together contain all the points of another set.

n. a collection of sets whose union contains a given set or space. Often used in the context of open covers in topology.

“The professor explained how to find a finite covering for the given set.”

“In topology, a space is considered compact if every open covering has a finite subcollection that also covers the space.”

Technical