abdominal paracentesis insertion of a trocar through a small incision and into the peritoneal cavity to remove ascitic fluids or inject a therapeutic agent. This is most often done to remove excess fluid in a patient with cirrhosis of the liver. Called also abdominocentesis and peritoneocentesis.
Abstraction is the act of representing essential features without including the background details or explanations. In the computer science and software engineering domain, the abstraction principle is used to reduce complexity and allow efficient design and implementation of complex software systems.
Search. An abstract noun is a word which names something that you cannot see, hear, touch, smell, or taste. It is the opposite of a concrete noun. Examples: It is not always easy to spot an abstract noun, and it is common for grammarians to argue over whether the thing represented by a noun is perceivable or not.