The definition of an achievement is something that is accomplished, particularly by great effort, courage or special skills.
The annually recurring date of a past event, as of personal or historical importance:
The definition of a discovery is something found, invented or uncovered.
An act or gesture used to convey an idea, a desire, information, or a command:
An event, discovery, etc. considered as a high point or turning point in the history or development of something
A very short distance:
Such a column standing alone as a monument
A message posted in an electronic forum. [from 20th c.]
(Sports, broadcasting) A notable level of attainment or achievement.
(Printing) A table with a smooth surface on which page forms are composed.
Find another word for milestone. In this page you can discover 16 synonyms, antonyms, idiomatic expressions, and related words for milestone, like: achievement, breakthrough, event, anniversary, discovery, sign, landmark, milepost, step, pillar and post.