Plaque

Plaque: a word meaning a flat, plate-like object.

• a plaque in biology is a flat growth-form, as for example,
  • the growth of bacterial colonies on an agar plate
  • a sticky, white film or fluid on the teeth, a mixture of bacteria and food
  • in atherosclerosis, a fat layer inside an artery.

• a flat man-made object, such as a memorial plaque or other flat object

This disambiguation page lists articles that are about something that can be called Plaque. If an internal link led you here, you may wish to change the link to point directly to the article meant.