milestone

[mahyl-stohn]

noun

1. a stone functioning as a milepost.

2. a significant event or stage in the life, progress, development, or the like of a person, nation, etc..

   Her getting the job of supervisor was a milestone in her career.

milestone

/ ˈmaɪlˌstəʊn /

noun

1. a stone pillar that shows the distance in miles to or from a place

2. a significant event in life, history, etc

Word History and Origins

Origin of milestone¹

First recorded in 1740–50; mile + stone

Example Sentences

Unlike the deal with Nvidia, however, OpenAI has a warrant to buy up to 160 million shares of AMD’s stock, which will vest as the companies reach specific agreement milestones.

Read more on MarketWatch

The L.A. cast has sent a celebratory video to the British cast commemorating the monumental milestone, and the mood behind the scenes before curtain is euphoric.

Read more on Los Angeles Times

Still, it marks a lucrative milestone for Corcoran, whose connection to the home extends back long before she became its owner.

Read more on MarketWatch

Clarke, who became Scotland's longest serving men's head coach, said he should be feeling really good about the milestone but was actually "standing here really disappointed".

Read more on BBC

She is also the fastest to the milestone.

Read more on Barron's

Related Words

• anniversary 
• breakthrough 
• discovery 
• event 
• landmark 
• occasion 
• turning point