Definition of Information

This definition can be applied to information of every kind, level and complexity. Information is considered as the feature manifesting itself in the relations between certain real world entities. The real world has to be seen in terms of objects, actions, relations and properties.. The defintion is used as the basis of the Theory of Meaningful Information [1] that explains the nature and functionality of information and enables the production of relevant definitions regarding language and knowledge, which remain operative also in the case of non-human languages and knowledge systems.