Phrase guide

Kuiper belt

name · noun · 4 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

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • UK: /ˈkaɪ.pə(ɹ).bɛlt/
  • UK: /ˈkʌɪpə bɛlt/
  • US: /ˈkaɪ.pɚ.bɛlt/
  • US: Recorded audio is listed in the source snapshot.

1

name

Meaning 1

A region of space between thirty and fifty astronomical units from the Sun, roughly confined within a thick band around the ecliptic of the Solar System, and populated by many thousands of trans-Neptunian objects.

Definition source: English Wiktionary via Wiktextract

Topics: astronomy, natural-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: Edgeworth-Kuiper belt

Antonyms: none provided

Broader terms: belt

2

name

Meaning 2

Alternative letter-case form of Kuiper belt.

Definition source: English Wiktionary via Wiktextract

Usage: alt-of

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

A type of asteroid belt, expected to exist in the outer regions of planetary systems, that forms an annular belt or disc around the system's center, lies beyond the region of major-planet formation, and at its outer extent may reach the inner region of an Oort cloud.

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

Broader terms: asteroid belt, belt

4

noun

Meaning 4

a disk-shaped region of minor planets outside the orbit of Neptune

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: Edgeworth-Kuiper belt

Antonyms: none provided

Broader terms: region, part

History

Etymology

Named after the Dutch astronomer Gerard Kuiper (1905–1973), who conjectured the existence of a version of the belt in 1951.

Across languages

Translations

24 source translations are retained for this English entry.

  • Afrikaans: Kuipergordel — region of space in the Solar System
  • Armenian: Կոյպերի գոտի (Koyperi goti) — region of space in the Solar System
  • Bulgarian: по́яс на Ка́йпер (pójas na Kájper) — region of space in the Solar System
  • Chinese Mandarin: 柯伊伯帶 /柯伊伯带 (Kēyībó dài) — region of space in the Solar System
  • Chinese Mandarin: 柯伊柏帶 /柯伊柏带 — region of space in the Solar System
  • Czech: Kuiperův pás — region of space in the Solar System
  • Dutch: Kuipergordel — region of space in the Solar System
  • Finnish: Kuiperin vyöhyke — region of space in the Solar System
  • French: ceinture de Kuiper — region of space in the Solar System
  • Galician: Cinto de Kuiper — region of space in the Solar System
  • German: Kuipergürtel — region of space in the Solar System
  • German: Kuiper-Gürtel — region of space in the Solar System
  • Hungarian: Kuiper-öv — region of space in the Solar System
  • Indonesian: Sabuk Kuiper — region of space in the Solar System
  • Italian: fascia di Kuiper — region of space in the Solar System
  • Japanese: カイパーベルト (Kaipāberuto) — region of space in the Solar System
  • Macedonian: Кајперов Појас (Kajperov Pojas) — region of space in the Solar System
  • Polish: Pas Kuipera — region of space in the Solar System
  • Portuguese: cinturão de Kuiper — region of space in the Solar System
  • Portuguese: cintura de Kuiper — region of space in the Solar System
  • Romanian: Centura Kuiper — region of space in the Solar System
  • Russian: по́яс Ко́йпера (pójas Kójpera) — region of space in the Solar System
  • Spanish: cinturón de Kuiper — region of space in the Solar System
  • Swedish: Kuiperbältet — region of space in the Solar System