Datestamp is a term used to describe the process of marking a document, file or item with a specific date and time. Synonyms for datestamp include timestamp, time-stamp, timecode, time marking, date and time stamp, and temporal tagging. Timestamp is often used interchangeably with datestamp and refers to the same process. Timecode is a term that is widely used in the film and video production industry, where it is used to record the time and duration of each video or audio clip. Temporal tagging is a more technical term used in computer science and refers to the process of adding time information to data records or files.