English Reference
adjective

stationary

adj.
US /ˈsteɪʃəˌnɛɹi/ UK /stˈeɪʃənəɹi/ sta·tion·ary UK spelling stationaries

  1. 01 B2 Upper Intermediate

    staying in one place and not moving.

    standing still; not moving or not intended to be moved.

    Simple

    The car remained stationary at the red light for several minutes.

    In context

    The truck collided with a stationary vehicle that had broken down in the middle of the highway during the storm.

    Pitfall
    I need to buy some new stationary for my office. I need to buy some new stationery for my office.

    Use 'stationary' for things that don't move. Use 'stationery' (with an 'e') for paper and envelopes.

  2. 02 C1 Advanced AcademicFormal

    staying at the same level or in the same condition.

    not changing in condition, value, or quantity; remaining at a stable level.

    Simple

    The population of the small village has remained stationary for ten years.

    In context

    Economic indicators suggest that prices will remain stationary throughout the next quarter, providing some relief to consumers.

    Usage

    Often used in academic or technical reports to describe data that does not trend upward or downward.

Don't confuse

stationary vs stationery — Stationary describes a lack of movement, while stationery refers to paper and writing supplies.

This gave him a way to visualize the flight track and determine when the bird was in flight or stationary.

Phys.org· 29 Aug 2026

Under the near-weightless conditions on the ISS, we only need to apply far smaller forces to keep the droplet stationary—and that is a huge advantage," explains Busch.

Phys.org· 20 Aug 2026

From Latin stationarius, from statio, ultimately from stō (“to stand”). Doublet of stationer.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry
Origin Latin stationarius
Level B2 · Upper Intermediate
Frequency Frequent
Updated