Definition of stationary adjective from the Oxford Advanced Learner's Dictionary



    BrE BrE//ˈsteɪʃənri//
    ; NAmE NAmE//ˈsteɪʃəneri//
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  1. 1not moving; not intended to be moved I remained stationary. The car collided with a stationary vehicle. a stationary exercise bike I walked down one of the stationary escalators. Some of the larger birds can remain stationary in the air for several minutes. opposite mobile
  2. 2not changing in condition or quantity synonym static a stationary population
  3. Word Originlate Middle English: from Latin stationarius (originally in the sense ‘belonging to a military station’), from statio(n-) ‘standing’, from stare ‘to stand’.
See the Oxford Advanced American Dictionary entry: stationary