Atherosclerosis, or hardening of the arteries, is a condition in which plaque builds up inside the arteries. Plaque is made of cholesterol, fatty substances, cellular waste products, calcium and fibrin (a clotting material in the blood). Atherosclerosis is a type of arteriosclerosis.
The definition of comity means politeness or mutual courtesy. 1  The peaceful coexistence of most of the nations in North America is an example of comity.  An example of comity is when a classroom of children are all happily involved in a project.
Discontinuity refers to the âgranularityâ and discreteness of the spatiotemporal structure and state of matter, as well as the elements of which matter is composed, the aspects and forms of its existence, and the process of its motion and development.