Common Dictionary Structure
- Definitions
- Clear and concise
- Unambiguous
- Atomic and self-contained
- Unique within same dictionary
- Labels
- Each uniquely denotes a concept,
- Each is a succinct expression of the concept it denotes,
- Labels are represented as character strings, and
- Labels are human readable
- Codes
- Each uniquely denotes a concept,
- Codes are represented as integers, and
- Codes are assigned sequentially in increasing order beginning at 1.
- Units
- In accordance with ISO 31
- Limited use in definitions
- Use of recognized abbreviations and acronyms must satisfy a set of guidelines