Which term refers to being located below or under something?

The term that refers to being located below or under something is "inferior." In anatomical and medical terminology, "inferior" describes a position that is lower than another part of the body or structure. For instance, the feet are inferior to the head. This term helps establish a clear understanding of the spatial relationships between different anatomical structures, which is essential in fields like medicine, nursing, and health science.

In contrast, "invasive" refers to procedures or processes that involve entering the body, often implying a degree of intrusion into tissues. "Injunction" is a legal term related to court orders and does not pertain to spatial orientation. "Initiative" is related to taking action or starting a project, having no connection to positional terminology. Thus, "inferior" is the most appropriate term for indicating a lower location.