noun Subkingdom 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.
Collaborative International Dictionary of English 0.48
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