The directional term that is the opposite of superior is ‘inferior.’
In anatomical terms, ‘superior’ refers to a position that is above or higher than another part of the body. For example, the head is superior to the chest. Conversely, ‘inferior’ describes a position that is below or lower than another part. An example would be the stomach, which is inferior to the lungs. Understanding these directional terms is crucial in fields like medicine and biology, as they help to accurately describe the locations of different structures within the body.