(of a goal or status) Having been reached, attained or accomplished.

plural of achiever

plural of achieving

The state or condition of being achievable.

plural of achievability

plural of achievance

(video games, slang) A person who plays video games for the primary purpose of unlocking achievements.

plural of achievement whore

plural of achievement age

(psychology) The level of an individual's educational development, as measured by a standardized test, expressed in terms of the chronological age of a normal person with the same degree of educational attainment.