mixed-breed

This term is primarily used in veterinary and animal husbandry contexts to describe genetic diversity. It carries a neutral to positive connotation, often emphasizing the unique physical or behavioral traits that emerge from combining different lineages, as opposed to the standardized traits of a purebred.

When used as a noun, the word functions as a count noun referring to the individual animal. In casual conversation, it is frequently replaced by the term mutt, though mixed-breed is preferred in formal or clinical settings to avoid the potentially derogatory undertones associated with the latter.