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.
Plaque is a filmlike substance composed of bacteria, saliva, food debris, and dead cells. It occurs in everyone. Plaque is continually being deposited on teeth, day and night. After a tooth is cleaned, plaque develops on the surface of the tooth within about 24 hours. After about 72 hours, the plaque starts to harden and becomes tartar.