Vivian, in spite of his philosophy, felt the excitement of the moment. He has been growing worse lately and any excitement is dreadful for him. Mrs. Armstrong's air of excitement was very much in evidence. There was excitement on board of the Uncas the instant Clif's cry was heard.
Plaque or placque may refer to: 1  Commemorative plaque, a plate or tablet fixed to a wall to mark an event, person, etc. 2  Plaquette, a small plaque in bronze or other materials. 3  Memorial Plaque (medallion), issued to next-of-kin of dead British military personnel after World War 4  I. Plaque, a rectangular casino token.
What is the difference between plaque and calculus? Plaque is the sticky, colorless film that constantly forms on your teeth. Bacteria live in plaque and secrete acids that cause tooth decay and irritate gum tissue. This irritation causes an inflammatory reaction by your body that can eventually lead to gingivitis and periodontal disease.