vent further changes or deterioration in objects, sites, or structures. [Arts] 
n.,
 See: volatile storage
 [Computer and Information Sciences] 
n., To keep from harm, injury, decay, or destruction. [General Dictionaries] 
n., The quality of being first, of not being derived from something else. With completeness and effectiveness, a quality presented by an original record. [Archives] 
n.,
n., Indication of the relative importance or urgency with which a record is to be transmitted. [Archives] 
 (of a docum