(December 2009). The Cleric, Priest, or Bishop is a character class in Dungeons & Dragons and other fantasy role-playing games. The cleric is a healer, usually a priest and a holy warrior, originally modeled on or inspired by the Military Orders. In Dragon Nest, The Cleric is one of the five classes that a player may choose at the start of the game. 2  The Cleric's role in the game is mainly to support its party, as it possesses skills that heal and buff team mates. 3  Their role further branches out to Paladins and Priests, available as secondary classes at level 15.
An Active Pharmaceutical Ingredients or API is the ingredient in a finished drug that has the intended therapeutic effect. FDA regulates APIs as drugs because they are drug components.
API stands for Application Programming Interface, i.e. API is the way for an application to interact with certain system/application/library/etc. For example, there are API's for OS (WinAPI), API's for other applications (like databases) and for specific libraries (for example, image processing), etc.