plaques
n. countablen. flat pieces of metal, stone, or wood with writing on them that are fixed to a wall to remember a person or event. They can also be sticky layers of bacteria that form on your teeth.
n. ornamental or commemorative plates fixed to a surface to mark an event or person; also refers to deposits of organic material on teeth or within arteries.
The city put up several plaques to honor local heroes.
Walking through the historic district, you can see bronze plaques explaining the significance of each building.
While commemorative plaques serve to preserve collective memory in public spaces, biological plaques in the bloodstream can pose significant risks to cardiovascular health if left untreated.
The plural form of 'plaque'. When referring to dental or arterial buildup, it is often used in the singular as an uncountable mass.