 or the condition of becoming nearly obsolete. [General Dictionaries] 
n., [diplomatics] An intrinsic element of documentary form that comprises the expression of the purport of the document intended to communicate to all who have an interest in the act consigned to the document. [Archives] 
n., The process of creating and/or storing digital documents or other digital objects in a limited number of, often
standardized, data or file formats. [Computer and Information Sciences] 
n.,
 A tangible entity. [Gener