Plaque may refer to:

Commemorations or awards Commemorative plaque, a plate, usually fixed to a wall or other vertical surface, meant to mark an event, person, etc. Memorial Plaque (medallion), issued to next-of-kin of dead British military personnel after World War I Plaquette, a small plaque in bronze or other materials

Science and healthcare Amyloid plaques, an extracellular protein deposit in the brain implicated in Alzheimer's disease Atheroma or atheromatous plaque, a buildup of deposits within the wall of an artery Dental plaque, a biofilm that builds up on teeth A broad papule, a type of cutaneous condition Pleural plaque, associated with mesothelioma, cancer often caused by exposure to asbestos Skin plaque, a plateau-like lesion that is greater in its diameter than in its depth Viral plaque, a visible structure formed by virus propagation within a cell culture

Other uses Plaque, a rectangular casino token

See also

Builder's plate Plac (disambiguation) Placard Plack (disambiguation) Plague (disambiguation)