Cancer Overview. Cancer, also called malignancy, is an abnormal growth of cells. There are more than 100 types of cancer, including breast cancer, skin cancer, lung cancer, colon cancer, prostate cancer, and lymphoma. Symptoms vary depending on the type. Cancer treatment may include chemotherapy, radiation, and/or surgery.
Points of View Reference Center provides a balance of materials from all viewpoints with main essays, leading political magazines from all sides of the political spectrum, newspapers, radio and television news transcripts, primary source documents and reference books.
Definition of frame of reference. 1  1 : an arbitrary set of axes with reference to which the position or motion of something is described or physical laws are formulated. 2  2 : a set of ideas, conditions, or assumptions that determine how something will be approached, perceived, or understood a Marxian frame of reference.