noun 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.
SUBKINGDOM
Meaning of SUBKINGDOM in English
Webster English vocab. Английский словарь Webster. 2012