Pronunciation (UK) IPA (key): /ˈsteɪʃ(ə)n(ə)ri/ (US) enPR: stāʹshə-nĕr'ē, IPA (key): /ˈsteɪʃəˌnɛri/ Audio (UK)(file) Homophone: stationery Hyphenation: sta‧tion‧ary Adjective Positive stationary Comparative none Superlative none When an object is stationary, it is not moving. When a car stops, it is stationary. Artificial satellites can stay in a stationary orbit. This means they stay in the same position above Earth, and orbit at the same speed as the Earth rotates.Wikiwand - on Seamless Wikipedia browsing. On steroids.