Homonym: posterior (Back)
The term "posterior" refers to the back or rear side of an object or organism. In anatomy, it is often used to describe the position of body parts. For example, the human body has a posterior side that includes the back and buttocks, contrasting with the anterior side, which is the front.
In mathematics and statistics, "posterior" is used in the context of Bayesian inference. It describes the updated probability of a hypothesis after considering new evidence. The posterior probability combines prior knowledge with observed data, allowing for more informed decision-making based on the latest information.