1. relating to or involving the system of naming things, especially in scientific classification
Usage: technical; scientific

Examples

• The nomenclatural changes in botanical classification can be confusing for students.
• Scientists must follow strict nomenclatural rules when naming new species.
• The nomenclatural system for chemical compounds is standardized internationally.
• Nomenclatural disputes often arise when researchers disagree about classification.
• The nomenclatural code requires that all new species names be published in Latin.
• Nomenclatural priority determines which name takes precedence when multiple names exist for the same organism.