Definition of milestone in English:

milestone

Syllabification: mile·stone
Pronunciation: /ˈmīlˌstōn
 
/

noun

  • 1A stone set up beside a road to mark the distance in miles to a particular place.
    More example sentences
    • A granite marker stone or milestone is preserved in Breage church.
    • Stuart now studies old Ordnance Survey maps, which mark the location of milestones with the letters MS, or MP for milepost.
    • The French twin town presented Ingleton with a milestone setting out the distance between the two.
  • 2An action or event marking a significant change or stage in development: the speech is being hailed as a milestone in race relations
    More example sentences
    • Here are important milestones on the road leading up to the current situation.
    • It is not easy but represents a positive milestone on the long road to recovery.
    • Each of these are milestones on a road that's inexorably leading us into a one-way street from which there is no return.
    Synonyms
    landmark, significant event, achievement, highlight, watershed, benchmark, touchstone

More definitions of milestone

Definition of milestone in:

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day astrogation
Pronunciation: ˌastrəˈgāSHən
noun
(in science fiction) navigation in outer space