plaque
/plæk/
noun
- A flat piece of metal, stone, or wood with writing on it, usually attached to a wall to honor someone or record an event.
- She received a plaque for her volunteer work at the hospital.
- A bronze plaque on the building lists the names of the founders.
- The city unveiled a plaque to commemorate the historic battle.
- A sticky film of bacteria that forms on teeth and can cause decay if not removed.
- If you don't floss, plaque can harden into tartar.
- The dentist scraped off the plaque buildup during the cleaning.
- Brushing twice a day helps remove plaque from your teeth.
- A small, flat, abnormal patch on a surface, especially on skin or inside blood vessels.
- Arterial plaque can restrict blood flow and increase heart risk.
- The doctor noticed a red plaque on the patient's arm.
- Psoriasis often appears as raised, scaly plaques on the skin.