The term 'MEDIAL' is an adjective that describes something that is of an average or middle amount. It is derived from the Latin word 'medius', which means middle. MEDIAL can be used to describe a variety of things, such as a person's height, weight, or intelligence. It can also be used to describe a range of values, such as a temperature or a score on a test. In general, it is used to describe something that is neither too high nor too low, but rather in the middle.