noun
- plural of subindex; secondary indexes or subdivisions within a main index
Usage: technical; publishing
Examples
- The encyclopedia contains multiple subindexes for different subject areas.
- Each chapter has its own subindexes to help readers locate specific topics.
- The database uses subindexes to organize information by category.
- Academic journals often include subindexes for authors and keywords.
- The reference book’s subindexes make research much more efficient.