1. to divide into smaller categories or subgroups within a larger category
Usage: formal; academic

Examples

• The librarian decided to subcategorize the fiction section by genre.
• Researchers subcategorize mental health disorders for more precise diagnosis.
• The database allows users to subcategorize their expenses by type.
• Scientists subcategorize mammals based on their feeding habits.
• The store manager chose to subcategorize clothing by both size and color.
• Teachers often subcategorize students’ learning styles to improve instruction.