Standard Lemma guide

plutino

noun · 1 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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1

noun

Meaning 1

Any planetoid in the Kuiper belt whose orbit, like that of Pluto, has a resonance of 3:2 with that of Neptune.

Definition source: English Wiktionary via Wiktextract

Topics: astronomy, natural-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

From Plut(o) + -ino (“diminutive suffix”), meaning "little Pluto" (compare neutrino); coined by David C. Jewitt, et al.

Across languages

Translations

6 source translations are retained for this English entry.

  • Chinese Mandarin: 冥族小天體 /冥族小天体 — planetoid in orbit with 3:2 resonance to that of Neptune
  • Chinese Mandarin: 類冥小天體 /类冥小天体 — planetoid in orbit with 3:2 resonance to that of Neptune
  • Finnish: plutino — planetoid in orbit with 3:2 resonance to that of Neptune
  • Italian: plutino — planetoid in orbit with 3:2 resonance to that of Neptune
  • Polish: plutonek — planetoid in orbit with 3:2 resonance to that of Neptune
  • Russian: плути́но (plutíno) — planetoid in orbit with 3:2 resonance to that of Neptune