Which prefix means "same"?

The prefix that means "same" is "homo-." This prefix is derived from the Greek word "homos," which translates to "same" or "similar." It is commonly used in various medical and scientific terminology to denote similarity or uniformity. For instance, in the term "homogeneous," it implies that a substance has a uniform composition or structure throughout.

The other prefixes provided convey different meanings that do not align with the concept of "same." "Pseudo-" refers to something that is false or deceptive, "amphi-" typically means both or on both sides, and "aniso-" denotes something that is unequal or dissimilar. Understanding the meanings of these prefixes is crucial for interpreting medical terms accurately.