superkingdom

/ ˈsuːpəˌkɪŋdəm /

noun

1. another name for domain

Example Sentences

Many of Earth’s extremophiles belong to the Archaea domain, a superkingdom on the tree of life that is separate from both bacteria as well as the eukaryotes, which encompass all plants, fungi and animals, including us.

From New York Times

The eukaryotic superkingdom appears not to have contained very many of these TCS genes to start with, and the animal kingdom may just have lost the very few it possessed.

From Scientific American