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Inferior and superior planets

classification of the planets of the Solar System based on the position of their orbits with respect to that of the Earth

Pronunciation
/ˌɪnˈfɪriər ænd səˈpɪriər ˈplænəts/
/ɪnˈfɪərɪə ənd suːˈpɪərɪə ˈplanɪts/