A state consisting of one or more islands

A social system in which the state takes overall responsibility for the welfare of its citizens, providing health care, education, unemployment compensation and social security.

(quantum mechanics) Any state of the Fock space with a well-defined number of particles in each state.

(US politics) A state where the Green Party of the United States (GPUS) is influential.

plural of rogue state

plural of organ of state

Any of the three primary divisions of a state’s sovereignty (namely, the executive, the legislature, or the judiciary); the powers of each having been divided and balanced in accordance with the political principle of the separation of powers.

(control engineering) A mathematical model of a physical system as a set of input, output and state variables related by first-order differential equations.

One of the major historical states of Italy before the peninsula was unified in 1861. It comprised those territories over which the Pope was the ruler in a civil as well as a spiritual sense.

(US politics) Rights reserved to the 50 United States which allow each one to set policy on some issues, rather than being subject to federal policy.