AIDS-related complex: A term used in the early years of the AIDS epidemic to describe people with HIV infection who had only mild symptoms of illness, such as swollen lymph glands. It is rarely used today. Abbreviated ARC. From Resources for Staying Well What I Learned from Having HIVOne Pill Daily for HIV ManagementApretude: Long-Acting HIV Prevention Featured Centers What Are the Best PsA Treatments for You?Understanding Biologics 10 Things People With Depression Wish You Knew