What does the prefix "dis-" indicate?

The prefix "dis-" signifies a concept of separation or negation. It often indicates that something is taken apart or reversed. For example, in words like "disassemble," the prefix implies breaking down or taking apart an assembled object.

This prefix is frequently used in various medical and anatomical terms to describe conditions or actions that involve a form of separation or a negative effect. In contrast, the other prefixes do not convey this particular meaning: "above" relates to elevation, "inward" suggests movement into or within, and "outward" relates to movement away from a central point. Thus, the prefix "dis-" is accurately defined as indicating the notion of being apart or separated.