A hybrid breed refers to an animal or plant that is a mix of two different breeds or species. It combines the traits of both parents, resulting in a unique combination. Full definition
Hybrid breeds generally tend to be much healthier than pure bred parents, but they still may end up with some of the same health concerns of the parent breeds. (dogbreedanswers.com)
As hybrid breeding is becoming more popular, crossing the generations of dogs is becoming more popular. (smallbreeddogs.net)
It is important to note, however, that hybrid breeds tend to be surprisingly hardy and healthy overall. (petguide.com)