(va^r' i u bul) n.

1. Mathematics. a named, unspecified value in an equation or other expression.

2. Statistics. one of the measured or estimated qualities of a statistical model.

3. a named object in a computer program that uses a location in memory to hold a value of a particular data type, able to take on different values in the course of running the program.

4. one of the data elements of a SAS dataset, with a distinct value in each observation of the SAS dataset, identified by a name and having other attributes that are stored in the SAS dataset.

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