The term "Peroxidase Antiperoxidase Complex Technics" refers to a laboratory technique used in immunohistochemistry to detect specific proteins. However, there are a few synonymous terms for this technique. One such alternative is "PAP staining", where PAP stands for Peroxidase-Antiperoxidase. Another synonym is "PAP complex method". These terms all describe the same methodology of employing peroxidase and its antagonistic agent for protein detection. Understanding the various synonyms of "Peroxidase Antiperoxidase Complex Technics" can be useful in scientific literature and discussions, where different authors may employ different terminologies but are referring to the same method.