The sigmoid mesocolon is a structure that is part of the human digestive system. It is a fold of tissue that connects the sigmoid colon to the posterior abdominal wall. While there are no commonly used synonyms for the term sigmoid mesocolon, it can be broken down into its respective parts to better understand its function. For example, the sigmoid colon could be referred to as the S-shaped portion of the large intestine, while the mesocolon could be described as the fold of peritoneum that attaches organs to the abdominal wall. It is important to be familiar with the correct terminology in order to accurately communicate with medical professionals and understand medical literature.