'Subkingdom' definitions:
Definition of 'subkingdom'
From: WordNet
noun
(biology) a taxonomic group comprising a major division of a kingdom
Definition of 'Subkingdom'
From: GCIDE
- Subkingdom \Sub*king"dom\, n. One of the several primary divisions of either the animal, or vegetable kingdom, as, in Zoology, the Vertebrata, Tunicata, Mollusca, Articulata, Molluscoidea, Echinodermata, Coelentera, and the Protozoa; in botany, the Phanerogamia, and the Cryptogamia. [1913 Webster]