The unit of Cephalopoda where the arms tend to be furnished with cup-shaped suckers, while the cuttlefishes, squids, and octopus; the Dibranchiata. See cephalopoda.
A name introduced by D'Orbigny, 1834, as an ordinal term for cephalopods with suckers regarding internal faces of hands, that is, the cuttlefishes, squids, and all various other living cephalopods except the Nautilidæ. Identical to Cryptodibranchiata and Dibranchiata (which see).
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...