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词汇 Plutino
释义

Definition of Plutino in English:

Plutino

noun pluːˈtiːnəʊplo͞oˈtēnō

  • A small planet-like body orbiting the sun in the region of the Kuiper belt and in resonance with Neptune.

    小冥王星，冥王星子

    Example sentencesExamples
    • Pluto and its ensemble of siblings called Plutinos cross Neptune's path around the Sun.
    • It's a plutino -- an object that orbits the Sun in the same amount of time as Pluto, but is too small to be called a planet.

Origin

1990s: from the name of Pluto (because they have a similar orbit) + the Italian diminutive suffix -ino.

Definition of Plutino in US English:

Plutino

nounplo͞oˈtēnō

  • A small planet-like body orbiting the sun in the region of the Kuiper belt and in resonance with Neptune.

    小冥王星，冥王星子

    Example sentencesExamples
    • It's a plutino -- an object that orbits the Sun in the same amount of time as Pluto, but is too small to be called a planet.
    • Pluto and its ensemble of siblings called Plutinos cross Neptune's path around the Sun.

Origin

1990s: from the name of Pluto (because they have a similar orbit) + the Italian diminutive suffix -ino.
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