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'.
A solute is a substance in which is dissolved in another substance, the solvent. A common example used to explain this is using salt water; salt dissolved in water. In that case, salt is the solute and water is the solvent. Its really that simple. Solutes and solvents can exist in more than just solid-liquid (aqueous) solutions, as solutions can technically be in numerous phases.