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  • word of the day

    spiral nebula

    spiral nebula - 365bet中国官方网站 definition and meaning for word spiral nebula

    Definition
    (noun) a galaxy having a spiral structure; arms containing younger stars spiral out from old stars at the center
    Synonyms : spiral galaxy

  • Word used in video below:
    text: and quadrant four is overlaid with a Fibonacci spiral.
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