What Is Heart Ablation? Heart ablation, or cardiac ablation, is a surgical procedure that is used to correct abnormal heart rhythms. Catheter tubes are used to correct structural heart problems that prevent normal heart rhythms. Malfunctioning heart tissue is scarred or destroyed.
By Anne Marie Helmenstine, Ph.D. Dilute Definition: a solution containing a relatively small quantity of solute as compared with the amount of solvent. This term is the opposite of 'concentrated'.
Definition of 'pollute'. pollute (pÉluËt ) To pollute water, air, or land means to make it dirty and dangerous to live in or to use, especially with poisonous chemicals or sewage. Heavy industry pollutes our rivers with noxious chemicals. A number of beaches in the region have been polluted by sewage pumped into the Irish Sea.