Help:ConceptDefinition
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Concept Definition
This is the human readable definition of the concept to help the user understand the intent of the concept.
Language Code
This is a two-letter ISO 639-1 language code, optionally followed by a two-letter region code IETF Language tag (defined by BCP 47, which is currently RFC 4646 and RFC 4647). The region code is usually the ISO 3166-1 alpha-2 code. The language code and the region code are separated by a hyphen. (Examples: en: English, en-US: US English).
Is Preferred?
During collaborative authoring, more than one definition in a given language can be given for a concept. In this case, the best definition in a each language will be marked as "Preferred".