What is the term for the region surrounding the genitals?

The term that specifically refers to the region surrounding the genitals is "pubic." The pubic region is located in the lower part of the abdomen and includes the area around the pubic bone, which is situated at the front of the pelvis. This region is often associated with the reproductive organs and is an important area in both anatomical studies and clinical practice due to its relevance in various medical conditions and examinations.

In contrast, the inguinal region refers to the groin area, which is located just above where the thigh meets the trunk but does not specifically denote the area surrounding the genitals. The umbilical region pertains to the area around the navel or belly button and is generally more centrally located in the abdomen, while the pelvic region includes a broader area that encompasses structures within and surrounding the pelvis, spanning beyond just the genital area.

Thus, the specificity of "pubic" makes it the most accurate term to describe the region immediately surrounding the genitals.