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A data dictionary is a database used for data that refers to the use and structure of other data; that is, a database for the storage of metadata.

A data catalogue that describes the contents of a database. Information is listed about each field in the attribute tables and about the format, definitions and structures of the attribute tables. A data dictionary is an essential component of metadata information. (Handbook on Geographic Information Systems and Digital Mapping, Studies in Methods, Series F, No. 79, United Nations Department of Economic and Social Affairs, Statistics Division, New York, 2000, Annex VI - Glossary).

Source Publication:
ISO/IEC 11179, Part 1, Framework for the specification and standardization of data elements, 1998.

Cross References:
Data element
Data element dictionary

Statistical Theme: Methodological information (metadata)

Created on Tuesday, September 25, 2001

Last updated on Friday, December 16, 2005