Definitions

1. noun

A significant event, accomplishment, or achievement marking a particular stage or stage of progress in a project, process, or period of time.

“The company’s IPO was a major milestone in its growth and development.”

2. noun

A marker or monument, especially one indicating the distance or position of something.

“The milestone stood at the side of the old road, marking the boundary between two counties.”

3. verb

To achieve or pass a significant stage or milestone in a project, process, or period of time.

“The team will milestone the completion of the new software by the end of the year.”