data set

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun An electronic device that provides an interface in the transmission of data to a remote station.
• noun A collection of related data records on a computer-readable medium, such as a disk.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun computing a file of related records on a computer-readable medium such as disk, especially one on a mainframe computer; a dataset
• noun telecommunications a modem (that connects a device such as a teletype to an ordinary telephone)
• noun statistics A set of data to be analyzed.