(1) A unit of data that, in certain context, is considered indivisible. An example is the data element "age of a person" with values consisting of all three-decimal digit combinations.
(2) The smallest unit of data that can be referred to.
(3) See monitor element.
(4) A unit of storage in a coupling facility list structure that makes up a data entry.
(5) In server jobs, a specification that describes the type of data in a column and how the data is converted.