Dinornithidae
plural noun
Din·or·nith·i·dae
ˌdīˌnȯrˈnithəˌdē
: a family of extinct ratite birds that are related to the emus and cassowaries though usually placed in a distinct order see dinornis , moa
Word History
Etymology
borrowed from New Latin, from Dinornith-, Dinornis dinornis + -idae -idae