Plutino Definition
plo͝o-tēnō
plutinos
noun
A trans-Neptunian Kuiper belt object that orbits the Sun in the same time period as Pluto, making exactly two orbits for every three orbits of Neptune.
American Heritage
Other Word Forms of Plutino
Noun
Singular:
plutino
Plural:
plutinosOrigin of Plutino
From Plut(o) + -ino, meaning “little Pluto" (compare neutrino); coined by David C. Jewitt et al.
From Wiktionary
Plut(o) -ino diminutive suff. (as in neutrino)
From American Heritage Dictionary of the English Language, 5th Edition
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