Gonorhynchidae is a scientific term used to describe a family of fish commonly known as beaked salmon or river carps. Some synonyms that can be used instead of Gonorhynchidae are Notopteridae, a group of fish found in freshwater habitats; Osteoglossidae, a family of bony fish commonly known as arapaimas or pirarucus; or Polypteridae, a family of fish with long bodies and armored scales. These synonyms are useful for identifying different species of fish that have similar physical characteristics. Fish enthusiasts and researchers can use these terms interchangeably depending on the context of discussions or research papers.