1. plural of groundbreaking; ceremonies in which the first earth is broken or turned over to mark the official start of construction on a building or project
Usage: typically used in formal or ceremonial contexts
2. plural of groundbreaking; instances or achievements that are innovative, pioneering, or mark a significant first in a field or discipline
Usage: figurative use; often used in academic, scientific, or artistic contexts

Examples

• The city held several groundbreakings for new infrastructure projects last spring.
• The architect attended three groundbreakings in one week.
• These groundbreakings in medical research have changed how we treat the disease.
• The company celebrated its groundbreakings in renewable energy technology.
• Local officials participated in the groundbreakings for the new hospital and school.
• Her groundbreakings in feminist literature earned her international recognition.