Chest pain is an umbrella term to describe any pain or discomfort in the chest area (image of chest area). It may feel dull or sharp, last a few seconds to a few hours, occur in one spot or spread across the width of the body and down the arms.
file name - (computer science) the name given to a computer file in order to distinguish it from other files; may contain an extension that indicates the type of file. computer file name, computer filename, filename.
1 File extension or filename suffix is usually three, four or more characters at the end of computer file names divided by a dot. 2  File-extensions.org library contains thousands of file extensions and the database is still growing. A large number of file type entries have detailed descriptions, including their current use and the list of programs that can open, view, edit, convert or play unknown file you search for.