A division of the Invertebrata, nearly equal to the Articulata. It provides the Arthoropoda and Anarthropoda. By some zoölogists it's put on the previous only.
In some systems of zoölogical classification, a phrase put on invertebrate creatures which display annelism or annulism: around similar to the Cuvierian Articulata, or the modern-day Vermes as well as Arthropoda, but used in combination with great and differing latitude of signification.
A name distributed by Huxley (1869) to a subkingdom of creatures comprising the Crustacea, Arachnida, Myriapoda, Insecta, Chœtognatha, and Annelida, or crustaceans, spiders, centipeds, true insects, true worms, and some other Vermes.
A theory or system of social reform which contemplates a complete reconstruction of society with a more just and equitable distribution of property and labor In popular usage the term is often employed to indicate any lawless revolutionary social scheme See Communism Fourierism Saint Simonianism forms of socialism...