groundbreaking

Introducing important new ideas or methods that people have not used before.

• She published a groundbreaking study.
• Their groundbreaking invention changed how doctors treat patients.
• The museum celebrates his most groundbreaking work.

Similar words: innovative, pioneering, revolutionary

Common phrases: groundbreaking research, groundbreaking discovery, groundbreaking work

A ceremony celebrating the start of work on a new building or other construction project.

• We attended the groundbreaking yesterday.
• The mayor spoke at the hospital's groundbreaking.
• Local families were invited to the groundbreaking ceremony.

How to use it: a groundbreaking for something (The mayor attended a groundbreaking for the new school.)

Similar words: groundbreaking ceremony

Common phrases: attend a groundbreaking, groundbreaking ceremony, official groundbreaking

The start of building work, when workers first dig into the ground.

• Groundbreaking is scheduled for Monday.
• Heavy rain delayed groundbreaking for the bridge.
• The project needs funding before groundbreaking can begin.

How to use it: groundbreaking for something (Groundbreaking for the new hospital is planned for June.)

Common phrases: before groundbreaking, groundbreaking date, groundbreaking for something