subkingdom(n = noun.group) - (biology) a taxonomic group comprising a major division of a kingdom;
is a kind of taxon, taxonomic category, taxonomic group
has particulars: parazoa, subkingdom parazoa, metazoa, subkingdom metazoa
One of the several primary divisions of either the animal, or vegetable kingdom, as, in zoölogy, the Vertebrata, Tunicata, Mollusca, Articulata, Molluscoidea, Echinodermata, Cœlentera, and the Protozoa; in botany, the Phanerogamia, and the Cryptogamia. [1913 Webster]
subkingdom, n. Biol. a taxonomic category below a kingdom.