The phrase "advanced milestone" is correct and usable in written English.
It can be used to refer to a significant or important point in a process or project that requires a higher level of achievement or complexity.
Example: "Reaching the advanced milestone in our project will require additional resources and collaboration among team members."
Alternatives: "significant milestone" or "key milestone".
The saga of Hal's Hope added a chapter of storybook drama today when the 3-year-old colt won the Florida Derby by a head over the favored High Yield, and advanced one milestone closer to the Kentucky Derby with Harold Rose, his 88-year-old owner, breeder and trainer.
Combined with a plastic substrate, this advance could enable a further milestone: electronic paper (see "Electronic Paper Turns the Page," TR March 2001).
The Dow and the Standard & Poor's 500-stock index struggled Thursday to advance past milestones — the 12,000 mark for the Dow and 1,300 for the S.& P. — but investors see more gains for companies that outperform in their earnings.
Our understanding of malaria biology has advanced considerably since this milestone, largely due to genome-wide studies [ 15, 16].
The field of genetics and genomics has advanced considerably with the achievement of recent milestones encompassing the identification of many loci for cardiovascular disease and variable drug responses.
"A lot of parents consider turning the car seat around as another developmental milestone that shows how brilliant and advanced their child is," she said, "and they don't realize that it's making their child less safe".
During these three years, the Iranians have advanced steadily toward acquiring nuclear weapons, defiantly announcing milestones along the way.
A bipartisan effort to revamp how the U.S. government tests and regulates toxic industrial chemicals reached a new milestone last week when a Senate panel easily advanced a measure to overhaul the Toxic Substances Control Act (TSCA).
The exploration of newness is the stepping milestone for advancing the industry innovation.
For Republicans, in control of the White House and Congress this year for the first time in 50 years, the vote today was a milestone in advancing their principles of lower taxes and smaller government.
