Plaque
Plaque or placque may refer to:
- Commemorative plaque, a flat ornamental plate or tablet fixed to a wall, used to mark a significant event, person, etc.
- Memorial Plaque, issued to next-of-kin of dead British military personnel after World War I
- Plaque, a rectangular casino token
In biology
- Atheromatous plaque, a buildup of white blood cell (sometimes termed fatty, despite absence of adipocytes) deposits within the wall of an artery
- Dental plaque, a biofilm that builds up on teeth
- Mucoid plaque, a supposed thick coating of abnormal mucous material in the colon
- Plaque (dermatology), a broad papule
- Pleural plaque, pleural fibrosis, often caused by exposure to asbestos
- Senile plaques, an extracellular protein buildup implicated in various diseases such as Alzheimer's disease and Parkinson's disease
- Viral plaque, a visible structure formed by virus propagation within a cell culture
See also