milestone

Pronunciation

• IPA ^(key): /ˈmaɪlstəʊn/

• Audio (UK)

  (file)

Noun

Singular milestone

Plural milestones

1. (countable) A milestone is an important step on the way to a larger goal.

   It was an important milestone for the project.

   The Tenth Amendment was a milestone in the history of the United States.