Definition of Plutino in English:

Plutino

Line breaks: Plu|tino
Pronunciation: /pluːˈtiːnəʊ
 
/

noun

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

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Pronunciation: ˈdɪs(ə)nənt
adjective
lacking harmony