adjective
Definition: Relating to a family of fish that includes salmon, trout, and whitefish.
Example: The salmonid species are known for their migratory behavior.
noun
Definition: A type of fish that belongs to the family Salmonidae, which includes species like salmon and trout, known for their elongated bodies and specific vertebrae structure.
Example: The salmonid family includes popular fish such as salmon and trout, which are often found in cold freshwater.