Preserver/prɪˈzɜːrvər/ Definition 1 of 3Pro Tip 1/3Metaphoric Usage Can be used metaphorically to refer to someone upholding traditions or values. He is considered a preserver of ancient folklore. Pro Tip 2/3Animal Context Often used to describe animals performing protective roles in nature. The alpha wolf acts as a preserver of the pack. Pro Tip 3/3Positive Connotation Implies a positive action or intent towards something valued. Librarians are preservers of knowledge.