An accumulation of plaque, calculus, or material alba on teeth or dental implants.
An increase in size by external addition, intussusception.
A gradual increase in size, as through growth or external addition.
Abnormal joining of parts that are normally separate.
Addition of new material, resulting in growth; accumulation.
Addition to an object of the substance of which it is comprised. An example is the growth of crystals in a fluid, or overgrowth of bone after injury. The term also describes foreign material collecting on the surface of a body structure: for example, plaque on teeth.
The process of growth that entails the gradual buildup of additional material of the same kind as what already exists is referred to as accretion. In the field of dentistry, the term accretion is employed to describe the accumulation of foreign substances, such as plaque, on the surface of a tooth or within a dental cavity.