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armillary sphere

/ɑːrˈmɪləri sfɪər/

Tradução: Instrumento científico formado por um arcabouço de anéis que representam os círculos celestes, usado para modelar o movimento das estrelas e dos planetas no céu.

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phrase

/ɑːrˈmɪləri sfɪər/C1formalscientific
  • ptInstrumento científico formado por um arcabouço de anéis que representam os círculos celestes, usado para modelar o movimento das estrelas e dos planetas no céu.

A scientific instrument consisting of a framework of rings representing celestial circles, used to model the movement of stars and planets in the sky.

  1. Astronomical instrumentC2formal

    An ancient astronomical device consisting of a set of rings representing celestial circles, used to model the positions of stars and planets.

    ptInstrumento astronômico

    • The armillary sphere was used by ancient astronomers to track the movement of the stars.
    • A beautiful armillary sphere sits in the center of the museum's astronomy exhibit.
    • Navigators once relied on the armillary sphere for celestial navigation.