METHODOLOGY (ABBR.) is an acronym for the term 'Systems Thinking and Systemic Methodology'. It is a set of principles and practices used to analyze and solve complex problems. SYST (4 letters) stands for Systems Thinking, which is a way of looking at problems from a holistic perspective. SYS (3 letters) stands for Systemic Methodology, which is a set of techniques used to identify and address the underlying causes of a problem. Together, these two approaches form the basis of the METHODOLOGY (ABBR.) approach.