They celebrated their 50-year anniversary in a special ceremony honoring their milestone achievements.

This day is like a day of milestone achievement for farmers.

After accomplishing this, Clemons downplayed the milestone achievement.

While the ultimate goal of the game is to conduct a successful manned Moon landing, it is necessary to complete several milestone achievements to ensure success.

The Nuova Cronica by Villani stands as a milestone achievement in the history of European chronicles.

President Bush cites rising minority ownership as a milestone achievement under his "ownership society" programs.

The milestone achievement would mark the first animal genome to be sequenced.

The two-year-old income tax is Mr. Weicker's milestone achievement, and he rightly intends to veto any attempt to raise it so soon.

After the vehicle was decommissioned, it served for several years as the main display in the team's community education events in recognition of its milestone achievements.

The child's neurological development determines both physical and cognitive milestone achievements.