Editing State (section)

===Physics and chemistry===
* State, a complete description of a system in [[classical mechanics]]
* [[Chemical state]], the electronic, chemical and physical nature of an element
* [[Quantum state]], the state of a quantum mechanical system given by a vector in the underlying Hilbert space
* [[Stationary state]], an eigenvector of a Hamiltonian
* [[State of matter]], solid, liquid or gaseous phases of matter; describing the organization of matter in a phase
* [[Thermodynamic state]], a set of physical quantities describing variable properties of a given thermodynamic system