Enter your text here...The study of angels is referred to as “angelology”. The term comes from two Greek terms, aggelos meaning “messenger” or “angel” and logos meaning “word, matter, or thing.”In Christian theology the term "angelology" refers to the study of the Biblical doctrine of angels.The subject of this manual is the righteous angels of God. It explains their origin, organization, and attributes. It summarizes the ministry of angels in the past, present, and future as recorded in the Bible. It also dispels common misconceptions about angels.