data type

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data type

n.
1. In programming, a classification identifying one of various types of data, as floating-point, integer, or Boolean, stating the possible values for that type, the operations that can be done on that type, and the way the values of that type are stored.
2. In databases or spreadsheets, a classification identifying one of various kinds of data, as a name, date, or dollar amount, found in a specific data field.