See Also: Phylum(medicine)
phylum(dictionary)
phylum(dictionary)

phylum (iou)



phylum noun. . L19.
[Greek phulon tribe, race.]
Biology. A basic taxonomic grouping (used esp. in the animal kingdom) ranking above class and below kingdom, in Botany equivalent to a division. L19.
Scientific American A rather primitive arthropod (a phylum that includes insects, arachnids and crustaceans).
Linguistics. A group of languages related, or believed to be related, less closely than those of a family or stock. M20.